Home / 1,008,043.10-1,512,755.85-447,479.90

Finding the Fourth Proportional to 1,008,043.10, 1,512,755.85 and 447,479.90

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Solution

The fourth proportional to 1,008,043.10, 1,512,755.85 and 447,479.90 is: 671,526.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,043.10 : 1,512,755.85 = 447,479.90 : x
  2. Step 2: Convert to fraction form
    1,008,043.10/1,512,755.85 = 447,479.90/x
  3. Step 3: Cross multiply
    1,008,043.10x = 1,512,755.85 × 447,479.90
  4. Step 4: Simplify right side
    1,008,043.10x = 676,927,836,482.42
  5. Step 5: Solve for x
    x = 676,927,836,482.42/1,008,043.10
  6. Step 6: Final answer
    x = 671,526.68

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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.