Home / 1,542,023.04-2,315,157.15-784,377.22

Finding the Fourth Proportional to 1,542,023.04, 2,315,157.15 and 784,377.22

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Solution

The fourth proportional to 1,542,023.04, 2,315,157.15 and 784,377.22 is: 1,177,645.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,023.04 : 2,315,157.15 = 784,377.22 : x
  2. Step 2: Convert to fraction form
    1,542,023.04/2,315,157.15 = 784,377.22/x
  3. Step 3: Cross multiply
    1,542,023.04x = 2,315,157.15 × 784,377.22
  4. Step 4: Simplify right side
    1,542,023.04x = 1,815,956,530,674.56
  5. Step 5: Solve for x
    x = 1,815,956,530,674.56/1,542,023.04
  6. Step 6: Final answer
    x = 1,177,645.53

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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.