Home / 2,448,929.20-3,672,432.60-931,806.40

Finding the Fourth Proportional to 2,448,929.20, 3,672,432.60 and 931,806.40

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Solution

The fourth proportional to 2,448,929.20, 3,672,432.60 and 931,806.40 is: 1,397,343.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448,929.20 : 3,672,432.60 = 931,806.40 : x
  2. Step 2: Convert to fraction form
    2,448,929.20/3,672,432.60 = 931,806.40/x
  3. Step 3: Cross multiply
    2,448,929.20x = 3,672,432.60 × 931,806.40
  4. Step 4: Simplify right side
    2,448,929.20x = 3,421,996,200,248.64
  5. Step 5: Solve for x
    x = 3,421,996,200,248.64/2,448,929.20
  6. Step 6: Final answer
    x = 1,397,343.87

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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.