Home / 2,390,489.32-3,298,778.94-1,302,737.53

Finding the Fourth Proportional to 2,390,489.32, 3,298,778.94 and 1,302,737.53

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Solution

The fourth proportional to 2,390,489.32, 3,298,778.94 and 1,302,737.53 is: 1,797,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,489.32 : 3,298,778.94 = 1,302,737.53 : x
  2. Step 2: Convert to fraction form
    2,390,489.32/3,298,778.94 = 1,302,737.53/x
  3. Step 3: Cross multiply
    2,390,489.32x = 3,298,778.94 × 1,302,737.53
  4. Step 4: Simplify right side
    2,390,489.32x = 4,297,443,128,311.62
  5. Step 5: Solve for x
    x = 4,297,443,128,311.62/2,390,489.32
  6. Step 6: Final answer
    x = 1,797,725.30

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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.