Home / 1,997,766.95-2,757,188.06-1,126,780.52

Finding the Fourth Proportional to 1,997,766.95, 2,757,188.06 and 1,126,780.52

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Solution

The fourth proportional to 1,997,766.95, 2,757,188.06 and 1,126,780.52 is: 1,555,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,766.95 : 2,757,188.06 = 1,126,780.52 : x
  2. Step 2: Convert to fraction form
    1,997,766.95/2,757,188.06 = 1,126,780.52/x
  3. Step 3: Cross multiply
    1,997,766.95x = 2,757,188.06 × 1,126,780.52
  4. Step 4: Simplify right side
    1,997,766.95x = 3,106,745,776,564.75
  5. Step 5: Solve for x
    x = 3,106,745,776,564.75/1,997,766.95
  6. Step 6: Final answer
    x = 1,555,109.21

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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.