Home / 5,452,893.60-8,179,340.40-1,858,340.40

Finding the Fourth Proportional to 5,452,893.60, 8,179,340.40 and 1,858,340.40

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Solution

The fourth proportional to 5,452,893.60, 8,179,340.40 and 1,858,340.40 is: 2,787,510.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452,893.60 : 8,179,340.40 = 1,858,340.40 : x
  2. Step 2: Convert to fraction form
    5,452,893.60/8,179,340.40 = 1,858,340.40/x
  3. Step 3: Cross multiply
    5,452,893.60x = 8,179,340.40 × 1,858,340.40
  4. Step 4: Simplify right side
    5,452,893.60x = 15,199,998,710,672.16
  5. Step 5: Solve for x
    x = 15,199,998,710,672.16/5,452,893.60
  6. Step 6: Final answer
    x = 2,787,510.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.