Home / 1,532,720.60-2,299,080.90-869,168.60

Finding the Fourth Proportional to 1,532,720.60, 2,299,080.90 and 869,168.60

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Solution

The fourth proportional to 1,532,720.60, 2,299,080.90 and 869,168.60 is: 1,303,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,720.60 : 2,299,080.90 = 869,168.60 : x
  2. Step 2: Convert to fraction form
    1,532,720.60/2,299,080.90 = 869,168.60/x
  3. Step 3: Cross multiply
    1,532,720.60x = 2,299,080.90 × 869,168.60
  4. Step 4: Simplify right side
    1,532,720.60x = 1,998,288,927,139.74
  5. Step 5: Solve for x
    x = 1,998,288,927,139.74/1,532,720.60
  6. Step 6: Final answer
    x = 1,303,752.90

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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.