Home / 1,418,179-2,127,287.02-471,549.72

Finding the Fourth Proportional to 1,418,179, 2,127,287.02 and 471,549.72

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Solution

The fourth proportional to 1,418,179, 2,127,287.02 and 471,549.72 is: 707,330.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,179 : 2,127,287.02 = 471,549.72 : x
  2. Step 2: Convert to fraction form
    1,418,179/2,127,287.02 = 471,549.72/x
  3. Step 3: Cross multiply
    1,418,179x = 2,127,287.02 × 471,549.72
  4. Step 4: Simplify right side
    1,418,179x = 1,003,121,598,640.63
  5. Step 5: Solve for x
    x = 1,003,121,598,640.63/1,418,179
  6. Step 6: Final answer
    x = 707,330.74

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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.