Home / 2,926,129.26-4,390,168.65-981,050.30

Finding the Fourth Proportional to 2,926,129.26, 4,390,168.65 and 981,050.30

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Solution

The fourth proportional to 2,926,129.26, 4,390,168.65 and 981,050.30 is: 1,471,902.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926,129.26 : 4,390,168.65 = 981,050.30 : x
  2. Step 2: Convert to fraction form
    2,926,129.26/4,390,168.65 = 981,050.30/x
  3. Step 3: Cross multiply
    2,926,129.26x = 4,390,168.65 × 981,050.30
  4. Step 4: Simplify right side
    2,926,129.26x = 4,306,976,249,182.25
  5. Step 5: Solve for x
    x = 4,306,976,249,182.25/2,926,129.26
  6. Step 6: Final answer
    x = 1,471,902.25

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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.