Home / 1,246,805.73-1,720,488.20-703,075.61

Finding the Fourth Proportional to 1,246,805.73, 1,720,488.20 and 703,075.61

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Solution

The fourth proportional to 1,246,805.73, 1,720,488.20 and 703,075.61 is: 970,185.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,805.73 : 1,720,488.20 = 703,075.61 : x
  2. Step 2: Convert to fraction form
    1,246,805.73/1,720,488.20 = 703,075.61/x
  3. Step 3: Cross multiply
    1,246,805.73x = 1,720,488.20 × 703,075.61
  4. Step 4: Simplify right side
    1,246,805.73x = 1,209,633,291,498.64
  5. Step 5: Solve for x
    x = 1,209,633,291,498.64/1,246,805.73
  6. Step 6: Final answer
    x = 970,185.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.