Home / 1,104,491.52-1,654,308.80-912,779.12

Finding the Fourth Proportional to 1,104,491.52, 1,654,308.80 and 912,779.12

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Solution

The fourth proportional to 1,104,491.52, 1,654,308.80 and 912,779.12 is: 1,367,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,491.52 : 1,654,308.80 = 912,779.12 : x
  2. Step 2: Convert to fraction form
    1,104,491.52/1,654,308.80 = 912,779.12/x
  3. Step 3: Cross multiply
    1,104,491.52x = 1,654,308.80 × 912,779.12
  4. Step 4: Simplify right side
    1,104,491.52x = 1,510,018,530,672.26
  5. Step 5: Solve for x
    x = 1,510,018,530,672.26/1,104,491.52
  6. Step 6: Final answer
    x = 1,367,161.72

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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.