Home / 2,525,373.90-3,788,620.61-728,117.19

Finding the Fourth Proportional to 2,525,373.90, 3,788,620.61 and 728,117.19

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Solution

The fourth proportional to 2,525,373.90, 3,788,620.61 and 728,117.19 is: 1,092,337.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,373.90 : 3,788,620.61 = 728,117.19 : x
  2. Step 2: Convert to fraction form
    2,525,373.90/3,788,620.61 = 728,117.19/x
  3. Step 3: Cross multiply
    2,525,373.90x = 3,788,620.61 × 728,117.19
  4. Step 4: Simplify right side
    2,525,373.90x = 2,758,559,788,888.70
  5. Step 5: Solve for x
    x = 2,758,559,788,888.70/2,525,373.90
  6. Step 6: Final answer
    x = 1,092,337.17

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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.