Home / 1,971,399.13-2,955,827.31-773,442.52

Finding the Fourth Proportional to 1,971,399.13, 2,955,827.31 and 773,442.52

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Solution

The fourth proportional to 1,971,399.13, 2,955,827.31 and 773,442.52 is: 1,159,664.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,399.13 : 2,955,827.31 = 773,442.52 : x
  2. Step 2: Convert to fraction form
    1,971,399.13/2,955,827.31 = 773,442.52/x
  3. Step 3: Cross multiply
    1,971,399.13x = 2,955,827.31 × 773,442.52
  4. Step 4: Simplify right side
    1,971,399.13x = 2,286,162,523,331.22
  5. Step 5: Solve for x
    x = 2,286,162,523,331.22/1,971,399.13
  6. Step 6: Final answer
    x = 1,159,664.98

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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.