Home / 1,255,184.98-1,732,142.07-682,220.95

Finding the Fourth Proportional to 1,255,184.98, 1,732,142.07 and 682,220.95

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Solution

The fourth proportional to 1,255,184.98, 1,732,142.07 and 682,220.95 is: 941,457.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,184.98 : 1,732,142.07 = 682,220.95 : x
  2. Step 2: Convert to fraction form
    1,255,184.98/1,732,142.07 = 682,220.95/x
  3. Step 3: Cross multiply
    1,255,184.98x = 1,732,142.07 × 682,220.95
  4. Step 4: Simplify right side
    1,255,184.98x = 1,181,703,604,200.01
  5. Step 5: Solve for x
    x = 1,181,703,604,200.01/1,255,184.98
  6. Step 6: Final answer
    x = 941,457.73

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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.