Home / 2,149,931.13-3,225,363.27-653,984.25

Finding the Fourth Proportional to 2,149,931.13, 3,225,363.27 and 653,984.25

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Solution

The fourth proportional to 2,149,931.13, 3,225,363.27 and 653,984.25 is: 981,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,931.13 : 3,225,363.27 = 653,984.25 : x
  2. Step 2: Convert to fraction form
    2,149,931.13/3,225,363.27 = 653,984.25/x
  3. Step 3: Cross multiply
    2,149,931.13x = 3,225,363.27 × 653,984.25
  4. Step 4: Simplify right side
    2,149,931.13x = 2,109,336,779,108.50
  5. Step 5: Solve for x
    x = 2,109,336,779,108.50/2,149,931.13
  6. Step 6: Final answer
    x = 981,118.30

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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.