Home / 1,337,330.90-2,005,989.42-326,458.19

Finding the Fourth Proportional to 1,337,330.90, 2,005,989.42 and 326,458.19

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Solution

The fourth proportional to 1,337,330.90, 2,005,989.42 and 326,458.19 is: 489,685.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,330.90 : 2,005,989.42 = 326,458.19 : x
  2. Step 2: Convert to fraction form
    1,337,330.90/2,005,989.42 = 326,458.19/x
  3. Step 3: Cross multiply
    1,337,330.90x = 2,005,989.42 × 326,458.19
  4. Step 4: Simplify right side
    1,337,330.90x = 654,871,665,182.40
  5. Step 5: Solve for x
    x = 654,871,665,182.40/1,337,330.90
  6. Step 6: Final answer
    x = 489,685.59

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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.