Home / 1,665,452.20-2,497,439.58-766,676.20

Finding the Fourth Proportional to 1,665,452.20, 2,497,439.58 and 766,676.20

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Solution

The fourth proportional to 1,665,452.20, 2,497,439.58 and 766,676.20 is: 1,149,674.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,452.20 : 2,497,439.58 = 766,676.20 : x
  2. Step 2: Convert to fraction form
    1,665,452.20/2,497,439.58 = 766,676.20/x
  3. Step 3: Cross multiply
    1,665,452.20x = 2,497,439.58 × 766,676.20
  4. Step 4: Simplify right side
    1,665,452.20x = 1,914,727,486,924.00
  5. Step 5: Solve for x
    x = 1,914,727,486,924.00/1,665,452.20
  6. Step 6: Final answer
    x = 1,149,674.24

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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.