Home / 1,247,841.83-1,722,021.71-674,881.98

Finding the Fourth Proportional to 1,247,841.83, 1,722,021.71 and 674,881.98

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Solution

The fourth proportional to 1,247,841.83, 1,722,021.71 and 674,881.98 is: 931,337.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,841.83 : 1,722,021.71 = 674,881.98 : x
  2. Step 2: Convert to fraction form
    1,247,841.83/1,722,021.71 = 674,881.98/x
  3. Step 3: Cross multiply
    1,247,841.83x = 1,722,021.71 × 674,881.98
  4. Step 4: Simplify right side
    1,247,841.83x = 1,162,161,417,873.38
  5. Step 5: Solve for x
    x = 1,162,161,417,873.38/1,247,841.83
  6. Step 6: Final answer
    x = 931,337.13

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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.