Home / 2,448,903.20-3,672,393.60-931,780.40

Finding the Fourth Proportional to 2,448,903.20, 3,672,393.60 and 931,780.40

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Solution

The fourth proportional to 2,448,903.20, 3,672,393.60 and 931,780.40 is: 1,397,304.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448,903.20 : 3,672,393.60 = 931,780.40 : x
  2. Step 2: Convert to fraction form
    2,448,903.20/3,672,393.60 = 931,780.40/x
  3. Step 3: Cross multiply
    2,448,903.20x = 3,672,393.60 × 931,780.40
  4. Step 4: Simplify right side
    2,448,903.20x = 3,421,864,377,565.44
  5. Step 5: Solve for x
    x = 3,421,864,377,565.44/2,448,903.20
  6. Step 6: Final answer
    x = 1,397,304.87

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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.