Home / 1,071,718.80-1,478,987.28-588,275.16

Finding the Fourth Proportional to 1,071,718.80, 1,478,987.28 and 588,275.16

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Solution

The fourth proportional to 1,071,718.80, 1,478,987.28 and 588,275.16 is: 811,828.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,718.80 : 1,478,987.28 = 588,275.16 : x
  2. Step 2: Convert to fraction form
    1,071,718.80/1,478,987.28 = 588,275.16/x
  3. Step 3: Cross multiply
    1,071,718.80x = 1,478,987.28 × 588,275.16
  4. Step 4: Simplify right side
    1,071,718.80x = 870,051,478,779.97
  5. Step 5: Solve for x
    x = 870,051,478,779.97/1,071,718.80
  6. Step 6: Final answer
    x = 811,828.14

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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.