Home / 2,525,443.95-3,788,726.85-728,187.60

Finding the Fourth Proportional to 2,525,443.95, 3,788,726.85 and 728,187.60

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Solution

The fourth proportional to 2,525,443.95, 3,788,726.85 and 728,187.60 is: 1,092,443.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,443.95 : 3,788,726.85 = 728,187.60 : x
  2. Step 2: Convert to fraction form
    2,525,443.95/3,788,726.85 = 728,187.60/x
  3. Step 3: Cross multiply
    2,525,443.95x = 3,788,726.85 × 728,187.60
  4. Step 4: Simplify right side
    2,525,443.95x = 2,758,903,911,957.06
  5. Step 5: Solve for x
    x = 2,758,903,911,957.06/2,525,443.95
  6. Step 6: Final answer
    x = 1,092,443.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.