Home / 1,079,746.08-1,490,049.56-627,066.24

Finding the Fourth Proportional to 1,079,746.08, 1,490,049.56 and 627,066.24

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Solution

The fourth proportional to 1,079,746.08, 1,490,049.56 and 627,066.24 is: 865,351.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,746.08 : 1,490,049.56 = 627,066.24 : x
  2. Step 2: Convert to fraction form
    1,079,746.08/1,490,049.56 = 627,066.24/x
  3. Step 3: Cross multiply
    1,079,746.08x = 1,490,049.56 × 627,066.24
  4. Step 4: Simplify right side
    1,079,746.08x = 934,359,775,002.85
  5. Step 5: Solve for x
    x = 934,359,775,002.85/1,079,746.08
  6. Step 6: Final answer
    x = 865,351.39

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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.