Home / 1,008,066.10-1,512,790.35-447,502.90

Finding the Fourth Proportional to 1,008,066.10, 1,512,790.35 and 447,502.90

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Solution

The fourth proportional to 1,008,066.10, 1,512,790.35 and 447,502.90 is: 671,561.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,066.10 : 1,512,790.35 = 447,502.90 : x
  2. Step 2: Convert to fraction form
    1,008,066.10/1,512,790.35 = 447,502.90/x
  3. Step 3: Cross multiply
    1,008,066.10x = 1,512,790.35 × 447,502.90
  4. Step 4: Simplify right side
    1,008,066.10x = 676,978,068,717.02
  5. Step 5: Solve for x
    x = 676,978,068,717.02/1,008,066.10
  6. Step 6: Final answer
    x = 671,561.19

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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.