Home / 1,352,418.94-1,866,361.08-740,561.95

Finding the Fourth Proportional to 1,352,418.94, 1,866,361.08 and 740,561.95

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Solution

The fourth proportional to 1,352,418.94, 1,866,361.08 and 740,561.95 is: 1,021,988.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,418.94 : 1,866,361.08 = 740,561.95 : x
  2. Step 2: Convert to fraction form
    1,352,418.94/1,866,361.08 = 740,561.95/x
  3. Step 3: Cross multiply
    1,352,418.94x = 1,866,361.08 × 740,561.95
  4. Step 4: Simplify right side
    1,352,418.94x = 1,382,156,000,808.91
  5. Step 5: Solve for x
    x = 1,382,156,000,808.91/1,352,418.94
  6. Step 6: Final answer
    x = 1,021,988.05

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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.