Home / 2,148,171.20-3,224,746.40-1,152,843.20

Finding the Fourth Proportional to 2,148,171.20, 3,224,746.40 and 1,152,843.20

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Solution

The fourth proportional to 2,148,171.20, 3,224,746.40 and 1,152,843.20 is: 1,730,600.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,171.20 : 3,224,746.40 = 1,152,843.20 : x
  2. Step 2: Convert to fraction form
    2,148,171.20/3,224,746.40 = 1,152,843.20/x
  3. Step 3: Cross multiply
    2,148,171.20x = 3,224,746.40 × 1,152,843.20
  4. Step 4: Simplify right side
    2,148,171.20x = 3,717,626,958,964.48
  5. Step 5: Solve for x
    x = 3,717,626,958,964.48/2,148,171.20
  6. Step 6: Final answer
    x = 1,730,600.88

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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.