Home / 1,247,848.46-1,722,031.90-674,887.94

Finding the Fourth Proportional to 1,247,848.46, 1,722,031.90 and 674,887.94

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Solution

The fourth proportional to 1,247,848.46, 1,722,031.90 and 674,887.94 is: 931,345.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,848.46 : 1,722,031.90 = 674,887.94 : x
  2. Step 2: Convert to fraction form
    1,247,848.46/1,722,031.90 = 674,887.94/x
  3. Step 3: Cross multiply
    1,247,848.46x = 1,722,031.90 × 674,887.94
  4. Step 4: Simplify right side
    1,247,848.46x = 1,162,178,561,605.29
  5. Step 5: Solve for x
    x = 1,162,178,561,605.29/1,247,848.46
  6. Step 6: Final answer
    x = 931,345.91

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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.