Home / 1,246,964.72-1,720,810.28-674,004.88

Finding the Fourth Proportional to 1,246,964.72, 1,720,810.28 and 674,004.88

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Solution

The fourth proportional to 1,246,964.72, 1,720,810.28 and 674,004.88 is: 930,126.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,964.72 : 1,720,810.28 = 674,004.88 : x
  2. Step 2: Convert to fraction form
    1,246,964.72/1,720,810.28 = 674,004.88/x
  3. Step 3: Cross multiply
    1,246,964.72x = 1,720,810.28 × 674,004.88
  4. Step 4: Simplify right side
    1,246,964.72x = 1,159,834,526,274.17
  5. Step 5: Solve for x
    x = 1,159,834,526,274.17/1,246,964.72
  6. Step 6: Final answer
    x = 930,126.18

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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.