Home / 1,479,606.20-2,041,856.55-800,542.70

Finding the Fourth Proportional to 1,479,606.20, 2,041,856.55 and 800,542.70

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Solution

The fourth proportional to 1,479,606.20, 2,041,856.55 and 800,542.70 is: 1,104,748.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,606.20 : 2,041,856.55 = 800,542.70 : x
  2. Step 2: Convert to fraction form
    1,479,606.20/2,041,856.55 = 800,542.70/x
  3. Step 3: Cross multiply
    1,479,606.20x = 2,041,856.55 × 800,542.70
  4. Step 4: Simplify right side
    1,479,606.20x = 1,634,593,355,549.69
  5. Step 5: Solve for x
    x = 1,634,593,355,549.69/1,479,606.20
  6. Step 6: Final answer
    x = 1,104,748.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.