Home / 2,132,445.60-3,197,113.20-869,623.20

Finding the Fourth Proportional to 2,132,445.60, 3,197,113.20 and 869,623.20

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Solution

The fourth proportional to 2,132,445.60, 3,197,113.20 and 869,623.20 is: 1,303,800.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,445.60 : 3,197,113.20 = 869,623.20 : x
  2. Step 2: Convert to fraction form
    2,132,445.60/3,197,113.20 = 869,623.20/x
  3. Step 3: Cross multiply
    2,132,445.60x = 3,197,113.20 × 869,623.20
  4. Step 4: Simplify right side
    2,132,445.60x = 2,780,283,811,746.24
  5. Step 5: Solve for x
    x = 2,780,283,811,746.24/2,132,445.60
  6. Step 6: Final answer
    x = 1,303,800.58

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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.