Home / 1,281,494.42-1,922,243.51-523,335.90

Finding the Fourth Proportional to 1,281,494.42, 1,922,243.51 and 523,335.90

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Solution

The fourth proportional to 1,281,494.42, 1,922,243.51 and 523,335.90 is: 785,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,494.42 : 1,922,243.51 = 523,335.90 : x
  2. Step 2: Convert to fraction form
    1,281,494.42/1,922,243.51 = 523,335.90/x
  3. Step 3: Cross multiply
    1,281,494.42x = 1,922,243.51 × 523,335.90
  4. Step 4: Simplify right side
    1,281,494.42x = 1,005,979,032,085.38
  5. Step 5: Solve for x
    x = 1,005,979,032,085.38/1,281,494.42
  6. Step 6: Final answer
    x = 785,004.61

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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.