Home / 4,317,485.60-6,476,228.40-1,325,280.80

Finding the Fourth Proportional to 4,317,485.60, 6,476,228.40 and 1,325,280.80

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Solution

The fourth proportional to 4,317,485.60, 6,476,228.40 and 1,325,280.80 is: 1,987,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317,485.60 : 6,476,228.40 = 1,325,280.80 : x
  2. Step 2: Convert to fraction form
    4,317,485.60/6,476,228.40 = 1,325,280.80/x
  3. Step 3: Cross multiply
    4,317,485.60x = 6,476,228.40 × 1,325,280.80
  4. Step 4: Simplify right side
    4,317,485.60x = 8,582,821,154,934.72
  5. Step 5: Solve for x
    x = 8,582,821,154,934.72/4,317,485.60
  6. Step 6: Final answer
    x = 1,987,921.20

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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.