Home / 1,927,614.29-2,660,123.46-1,068,188.90

Finding the Fourth Proportional to 1,927,614.29, 2,660,123.46 and 1,068,188.90

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Solution

The fourth proportional to 1,927,614.29, 2,660,123.46 and 1,068,188.90 is: 1,474,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,614.29 : 2,660,123.46 = 1,068,188.90 : x
  2. Step 2: Convert to fraction form
    1,927,614.29/2,660,123.46 = 1,068,188.90/x
  3. Step 3: Cross multiply
    1,927,614.29x = 2,660,123.46 × 1,068,188.90
  4. Step 4: Simplify right side
    1,927,614.29x = 2,841,514,339,300.98
  5. Step 5: Solve for x
    x = 2,841,514,339,300.98/1,927,614.29
  6. Step 6: Final answer
    x = 1,474,109.40

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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.