Home / 2,853,711.30-4,281,208.47-960,397.86

Finding the Fourth Proportional to 2,853,711.30, 4,281,208.47 and 960,397.86

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Solution

The fourth proportional to 2,853,711.30, 4,281,208.47 and 960,397.86 is: 1,440,812.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,711.30 : 4,281,208.47 = 960,397.86 : x
  2. Step 2: Convert to fraction form
    2,853,711.30/4,281,208.47 = 960,397.86/x
  3. Step 3: Cross multiply
    2,853,711.30x = 4,281,208.47 × 960,397.86
  4. Step 4: Simplify right side
    2,853,711.30x = 4,111,663,452,801.87
  5. Step 5: Solve for x
    x = 4,111,663,452,801.87/2,853,711.30
  6. Step 6: Final answer
    x = 1,440,812.69

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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.