Home / 1,337,648.20-2,006,472.30-439,228.60

Finding the Fourth Proportional to 1,337,648.20, 2,006,472.30 and 439,228.60

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Solution

The fourth proportional to 1,337,648.20, 2,006,472.30 and 439,228.60 is: 658,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,648.20 : 2,006,472.30 = 439,228.60 : x
  2. Step 2: Convert to fraction form
    1,337,648.20/2,006,472.30 = 439,228.60/x
  3. Step 3: Cross multiply
    1,337,648.20x = 2,006,472.30 × 439,228.60
  4. Step 4: Simplify right side
    1,337,648.20x = 881,300,019,267.78
  5. Step 5: Solve for x
    x = 881,300,019,267.78/1,337,648.20
  6. Step 6: Final answer
    x = 658,842.90

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1.5x scale

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.