Home / 1,402,098.10-2,103,147.15-655,602.10

Finding the Fourth Proportional to 1,402,098.10, 2,103,147.15 and 655,602.10

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Solution

The fourth proportional to 1,402,098.10, 2,103,147.15 and 655,602.10 is: 983,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,098.10 : 2,103,147.15 = 655,602.10 : x
  2. Step 2: Convert to fraction form
    1,402,098.10/2,103,147.15 = 655,602.10/x
  3. Step 3: Cross multiply
    1,402,098.10x = 2,103,147.15 × 655,602.10
  4. Step 4: Simplify right side
    1,402,098.10x = 1,378,827,688,149.01
  5. Step 5: Solve for x
    x = 1,378,827,688,149.01/1,402,098.10
  6. Step 6: Final answer
    x = 983,403.15

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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.