Home / 2,039,951.90-2,815,118.06-1,122,161.28

Finding the Fourth Proportional to 2,039,951.90, 2,815,118.06 and 1,122,161.28

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Solution

The fourth proportional to 2,039,951.90, 2,815,118.06 and 1,122,161.28 is: 1,548,574.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,951.90 : 2,815,118.06 = 1,122,161.28 : x
  2. Step 2: Convert to fraction form
    2,039,951.90/2,815,118.06 = 1,122,161.28/x
  3. Step 3: Cross multiply
    2,039,951.90x = 2,815,118.06 × 1,122,161.28
  4. Step 4: Simplify right side
    2,039,951.90x = 3,159,016,479,949.91
  5. Step 5: Solve for x
    x = 3,159,016,479,949.91/2,039,951.90
  6. Step 6: Final answer
    x = 1,548,574.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.