Home / 1,769,121.50-2,650,008.08-1,126,246.02

Finding the Fourth Proportional to 1,769,121.50, 2,650,008.08 and 1,126,246.02

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Solution

The fourth proportional to 1,769,121.50, 2,650,008.08 and 1,126,246.02 is: 1,687,030.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,121.50 : 2,650,008.08 = 1,126,246.02 : x
  2. Step 2: Convert to fraction form
    1,769,121.50/2,650,008.08 = 1,126,246.02/x
  3. Step 3: Cross multiply
    1,769,121.50x = 2,650,008.08 × 1,126,246.02
  4. Step 4: Simplify right side
    1,769,121.50x = 2,984,561,047,436.61
  5. Step 5: Solve for x
    x = 2,984,561,047,436.61/1,769,121.50
  6. Step 6: Final answer
    x = 1,687,030.01

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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.