Home / 1,142,006.22-1,713,010.58-343,287.69

Finding the Fourth Proportional to 1,142,006.22, 1,713,010.58 and 343,287.69

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Solution

The fourth proportional to 1,142,006.22, 1,713,010.58 and 343,287.69 is: 514,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,006.22 : 1,713,010.58 = 343,287.69 : x
  2. Step 2: Convert to fraction form
    1,142,006.22/1,713,010.58 = 343,287.69/x
  3. Step 3: Cross multiply
    1,142,006.22x = 1,713,010.58 × 343,287.69
  4. Step 4: Simplify right side
    1,142,006.22x = 588,055,452,554.39
  5. Step 5: Solve for x
    x = 588,055,452,554.39/1,142,006.22
  6. Step 6: Final answer
    x = 514,931.92

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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.