Home / 2,157,155.20-3,236,899.20-895,110.40

Finding the Fourth Proportional to 2,157,155.20, 3,236,899.20 and 895,110.40

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Solution

The fourth proportional to 2,157,155.20, 3,236,899.20 and 895,110.40 is: 1,343,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,155.20 : 3,236,899.20 = 895,110.40 : x
  2. Step 2: Convert to fraction form
    2,157,155.20/3,236,899.20 = 895,110.40/x
  3. Step 3: Cross multiply
    2,157,155.20x = 3,236,899.20 × 895,110.40
  4. Step 4: Simplify right side
    2,157,155.20x = 2,897,382,137,671.68
  5. Step 5: Solve for x
    x = 2,897,382,137,671.68/2,157,155.20
  6. Step 6: Final answer
    x = 1,343,149.60

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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.