Home / 1,362,400.38-2,043,584.28-415,773.90

Finding the Fourth Proportional to 1,362,400.38, 2,043,584.28 and 415,773.90

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Solution

The fourth proportional to 1,362,400.38, 2,043,584.28 and 415,773.90 is: 623,655.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,400.38 : 2,043,584.28 = 415,773.90 : x
  2. Step 2: Convert to fraction form
    1,362,400.38/2,043,584.28 = 415,773.90/x
  3. Step 3: Cross multiply
    1,362,400.38x = 2,043,584.28 × 415,773.90
  4. Step 4: Simplify right side
    1,362,400.38x = 849,669,006,074.29
  5. Step 5: Solve for x
    x = 849,669,006,074.29/1,362,400.38
  6. Step 6: Final answer
    x = 623,655.88

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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.