Home / 1,815,901.10-2,723,851.65-486,205.10

Finding the Fourth Proportional to 1,815,901.10, 2,723,851.65 and 486,205.10

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Solution

The fourth proportional to 1,815,901.10, 2,723,851.65 and 486,205.10 is: 729,307.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,901.10 : 2,723,851.65 = 486,205.10 : x
  2. Step 2: Convert to fraction form
    1,815,901.10/2,723,851.65 = 486,205.10/x
  3. Step 3: Cross multiply
    1,815,901.10x = 2,723,851.65 × 486,205.10
  4. Step 4: Simplify right side
    1,815,901.10x = 1,324,350,563,873.41
  5. Step 5: Solve for x
    x = 1,324,350,563,873.41/1,815,901.10
  6. Step 6: Final answer
    x = 729,307.65

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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.