Home / 1,342,999.85-2,013,233.45-668,443.46

Finding the Fourth Proportional to 1,342,999.85, 2,013,233.45 and 668,443.46

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Solution

The fourth proportional to 1,342,999.85, 2,013,233.45 and 668,443.46 is: 1,002,034.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,999.85 : 2,013,233.45 = 668,443.46 : x
  2. Step 2: Convert to fraction form
    1,342,999.85/2,013,233.45 = 668,443.46/x
  3. Step 3: Cross multiply
    1,342,999.85x = 2,013,233.45 × 668,443.46
  4. Step 4: Simplify right side
    1,342,999.85x = 1,345,732,723,457.35
  5. Step 5: Solve for x
    x = 1,345,732,723,457.35/1,342,999.85
  6. Step 6: Final answer
    x = 1,002,034.91

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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.