Home / 2,028,780.88-2,799,683.40-1,123,343.44

Finding the Fourth Proportional to 2,028,780.88, 2,799,683.40 and 1,123,343.44

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Solution

The fourth proportional to 2,028,780.88, 2,799,683.40 and 1,123,343.44 is: 1,550,195.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,780.88 : 2,799,683.40 = 1,123,343.44 : x
  2. Step 2: Convert to fraction form
    2,028,780.88/2,799,683.40 = 1,123,343.44/x
  3. Step 3: Cross multiply
    2,028,780.88x = 2,799,683.40 × 1,123,343.44
  4. Step 4: Simplify right side
    2,028,780.88x = 3,145,005,981,466.90
  5. Step 5: Solve for x
    x = 3,145,005,981,466.90/2,028,780.88
  6. Step 6: Final answer
    x = 1,550,195.00

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1.5x scale

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.