Home / 1,255,389.44-1,732,425.12-682,395.52

Finding the Fourth Proportional to 1,255,389.44, 1,732,425.12 and 682,395.52

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Solution

The fourth proportional to 1,255,389.44, 1,732,425.12 and 682,395.52 is: 941,699.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,389.44 : 1,732,425.12 = 682,395.52 : x
  2. Step 2: Convert to fraction form
    1,255,389.44/1,732,425.12 = 682,395.52/x
  3. Step 3: Cross multiply
    1,255,389.44x = 1,732,425.12 × 682,395.52
  4. Step 4: Simplify right side
    1,255,389.44x = 1,182,199,140,623.46
  5. Step 5: Solve for x
    x = 1,182,199,140,623.46/1,255,389.44
  6. Step 6: Final answer
    x = 941,699.13

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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.