Home / 1,402,034.18-1,934,808.12-757,454.13

Finding the Fourth Proportional to 1,402,034.18, 1,934,808.12 and 757,454.13

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Solution

The fourth proportional to 1,402,034.18, 1,934,808.12 and 757,454.13 is: 1,045,287.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,034.18 : 1,934,808.12 = 757,454.13 : x
  2. Step 2: Convert to fraction form
    1,402,034.18/1,934,808.12 = 757,454.13/x
  3. Step 3: Cross multiply
    1,402,034.18x = 1,934,808.12 × 757,454.13
  4. Step 4: Simplify right side
    1,402,034.18x = 1,465,528,401,251.54
  5. Step 5: Solve for x
    x = 1,465,528,401,251.54/1,402,034.18
  6. Step 6: Final answer
    x = 1,045,287.22

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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.