Home / 1,126,363.54-1,694,339.84-1,021,017.86

Finding the Fourth Proportional to 1,126,363.54, 1,694,339.84 and 1,021,017.86

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Solution

The fourth proportional to 1,126,363.54, 1,694,339.84 and 1,021,017.86 is: 1,535,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,363.54 : 1,694,339.84 = 1,021,017.86 : x
  2. Step 2: Convert to fraction form
    1,126,363.54/1,694,339.84 = 1,021,017.86/x
  3. Step 3: Cross multiply
    1,126,363.54x = 1,694,339.84 × 1,021,017.86
  4. Step 4: Simplify right side
    1,126,363.54x = 1,729,951,237,549.54
  5. Step 5: Solve for x
    x = 1,729,951,237,549.54/1,126,363.54
  6. Step 6: Final answer
    x = 1,535,872.90

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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.