Home / 2,916,787.80-4,375,619.28-1,023,195.72

Finding the Fourth Proportional to 2,916,787.80, 4,375,619.28 and 1,023,195.72

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Solution

The fourth proportional to 2,916,787.80, 4,375,619.28 and 1,023,195.72 is: 1,534,947.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,787.80 : 4,375,619.28 = 1,023,195.72 : x
  2. Step 2: Convert to fraction form
    2,916,787.80/4,375,619.28 = 1,023,195.72/x
  3. Step 3: Cross multiply
    2,916,787.80x = 4,375,619.28 × 1,023,195.72
  4. Step 4: Simplify right side
    2,916,787.80x = 4,477,114,919,645.48
  5. Step 5: Solve for x
    x = 4,477,114,919,645.48/2,916,787.80
  6. Step 6: Final answer
    x = 1,534,947.08

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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.