Home / 1,100,533.60-1,650,800.40-994,245.40

Finding the Fourth Proportional to 1,100,533.60, 1,650,800.40 and 994,245.40

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Solution

The fourth proportional to 1,100,533.60, 1,650,800.40 and 994,245.40 is: 1,491,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,533.60 : 1,650,800.40 = 994,245.40 : x
  2. Step 2: Convert to fraction form
    1,100,533.60/1,650,800.40 = 994,245.40/x
  3. Step 3: Cross multiply
    1,100,533.60x = 1,650,800.40 × 994,245.40
  4. Step 4: Simplify right side
    1,100,533.60x = 1,641,300,704,018.16
  5. Step 5: Solve for x
    x = 1,641,300,704,018.16/1,100,533.60
  6. Step 6: Final answer
    x = 1,491,368.10

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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.