Home / 1,000,404.64-1,380,592.08-547,705.12

Finding the Fourth Proportional to 1,000,404.64, 1,380,592.08 and 547,705.12

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Solution

The fourth proportional to 1,000,404.64, 1,380,592.08 and 547,705.12 is: 755,851.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,404.64 : 1,380,592.08 = 547,705.12 : x
  2. Step 2: Convert to fraction form
    1,000,404.64/1,380,592.08 = 547,705.12/x
  3. Step 3: Cross multiply
    1,000,404.64x = 1,380,592.08 × 547,705.12
  4. Step 4: Simplify right side
    1,000,404.64x = 756,157,350,847.45
  5. Step 5: Solve for x
    x = 756,157,350,847.45/1,000,404.64
  6. Step 6: Final answer
    x = 755,851.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.