Home / 1,335,118.14-2,002,655.34-324,248.40

Finding the Fourth Proportional to 1,335,118.14, 2,002,655.34 and 324,248.40

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Solution

The fourth proportional to 1,335,118.14, 2,002,655.34 and 324,248.40 is: 486,367.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,118.14 : 2,002,655.34 = 324,248.40 : x
  2. Step 2: Convert to fraction form
    1,335,118.14/2,002,655.34 = 324,248.40/x
  3. Step 3: Cross multiply
    1,335,118.14x = 2,002,655.34 × 324,248.40
  4. Step 4: Simplify right side
    1,335,118.14x = 649,357,789,746.46
  5. Step 5: Solve for x
    x = 649,357,789,746.46/1,335,118.14
  6. Step 6: Final answer
    x = 486,367.29

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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.