Home / 790,810.90-1,186,216.35-754,069.30

Finding the Fourth Proportional to 790,810.90, 1,186,216.35 and 754,069.30

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Solution

The fourth proportional to 790,810.90, 1,186,216.35 and 754,069.30 is: 1,131,103.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,810.90 : 1,186,216.35 = 754,069.30 : x
  2. Step 2: Convert to fraction form
    790,810.90/1,186,216.35 = 754,069.30/x
  3. Step 3: Cross multiply
    790,810.90x = 1,186,216.35 × 754,069.30
  4. Step 4: Simplify right side
    790,810.90x = 894,489,332,693.06
  5. Step 5: Solve for x
    x = 894,489,332,693.06/790,810.90
  6. Step 6: Final answer
    x = 1,131,103.95

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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.