Home / 1,126,096.89-1,689,145.33-284,648.64

Finding the Fourth Proportional to 1,126,096.89, 1,689,145.33 and 284,648.64

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Solution

The fourth proportional to 1,126,096.89, 1,689,145.33 and 284,648.64 is: 426,972.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,096.89 : 1,689,145.33 = 284,648.64 : x
  2. Step 2: Convert to fraction form
    1,126,096.89/1,689,145.33 = 284,648.64/x
  3. Step 3: Cross multiply
    1,126,096.89x = 1,689,145.33 × 284,648.64
  4. Step 4: Simplify right side
    1,126,096.89x = 480,812,920,946.85
  5. Step 5: Solve for x
    x = 480,812,920,946.85/1,126,096.89
  6. Step 6: Final answer
    x = 426,972.96

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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.