Home / 1,158,281.80-1,738,589.10-559,724.20

Finding the Fourth Proportional to 1,158,281.80, 1,738,589.10 and 559,724.20

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Solution

The fourth proportional to 1,158,281.80, 1,738,589.10 and 559,724.20 is: 840,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,281.80 : 1,738,589.10 = 559,724.20 : x
  2. Step 2: Convert to fraction form
    1,158,281.80/1,738,589.10 = 559,724.20/x
  3. Step 3: Cross multiply
    1,158,281.80x = 1,738,589.10 × 559,724.20
  4. Step 4: Simplify right side
    1,158,281.80x = 973,130,393,126.22
  5. Step 5: Solve for x
    x = 973,130,393,126.22/1,158,281.80
  6. Step 6: Final answer
    x = 840,149.95

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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.