Home / 1,057,789.86-1,459,389.52-676,036.86

Finding the Fourth Proportional to 1,057,789.86, 1,459,389.52 and 676,036.86

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Solution

The fourth proportional to 1,057,789.86, 1,459,389.52 and 676,036.86 is: 932,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,789.86 : 1,459,389.52 = 676,036.86 : x
  2. Step 2: Convert to fraction form
    1,057,789.86/1,459,389.52 = 676,036.86/x
  3. Step 3: Cross multiply
    1,057,789.86x = 1,459,389.52 × 676,036.86
  4. Step 4: Simplify right side
    1,057,789.86x = 986,601,108,617.71
  5. Step 5: Solve for x
    x = 986,601,108,617.71/1,057,789.86
  6. Step 6: Final answer
    x = 932,700.48

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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.