Home / 876,661.10-1,314,894.45-718,613.90

Finding the Fourth Proportional to 876,661.10, 1,314,894.45 and 718,613.90

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Solution

The fourth proportional to 876,661.10, 1,314,894.45 and 718,613.90 is: 1,077,841.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,661.10 : 1,314,894.45 = 718,613.90 : x
  2. Step 2: Convert to fraction form
    876,661.10/1,314,894.45 = 718,613.90/x
  3. Step 3: Cross multiply
    876,661.10x = 1,314,894.45 × 718,613.90
  4. Step 4: Simplify right side
    876,661.10x = 944,901,428,802.86
  5. Step 5: Solve for x
    x = 944,901,428,802.86/876,661.10
  6. Step 6: Final answer
    x = 1,077,841.17

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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.