Home / 1,920,535.11-2,650,444.74-1,061,076.92

Finding the Fourth Proportional to 1,920,535.11, 2,650,444.74 and 1,061,076.92

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Solution

The fourth proportional to 1,920,535.11, 2,650,444.74 and 1,061,076.92 is: 1,464,344.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,535.11 : 2,650,444.74 = 1,061,076.92 : x
  2. Step 2: Convert to fraction form
    1,920,535.11/2,650,444.74 = 1,061,076.92/x
  3. Step 3: Cross multiply
    1,920,535.11x = 2,650,444.74 × 1,061,076.92
  4. Step 4: Simplify right side
    1,920,535.11x = 2,812,325,728,097.18
  5. Step 5: Solve for x
    x = 2,812,325,728,097.18/1,920,535.11
  6. Step 6: Final answer
    x = 1,464,344.87

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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.