Home / 1,625,321.78-2,428,098.40-1,052,032.40

Finding the Fourth Proportional to 1,625,321.78, 2,428,098.40 and 1,052,032.40

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Solution

The fourth proportional to 1,625,321.78, 2,428,098.40 and 1,052,032.40 is: 1,571,650.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,321.78 : 2,428,098.40 = 1,052,032.40 : x
  2. Step 2: Convert to fraction form
    1,625,321.78/2,428,098.40 = 1,052,032.40/x
  3. Step 3: Cross multiply
    1,625,321.78x = 2,428,098.40 × 1,052,032.40
  4. Step 4: Simplify right side
    1,625,321.78x = 2,554,438,187,188.16
  5. Step 5: Solve for x
    x = 2,554,438,187,188.16/1,625,321.78
  6. Step 6: Final answer
    x = 1,571,650.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.