Home / 2,857,473.88-3,943,342.81-1,550,737.20

Finding the Fourth Proportional to 2,857,473.88, 3,943,342.81 and 1,550,737.20

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Solution

The fourth proportional to 2,857,473.88, 3,943,342.81 and 1,550,737.20 is: 2,140,032.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,473.88 : 3,943,342.81 = 1,550,737.20 : x
  2. Step 2: Convert to fraction form
    2,857,473.88/3,943,342.81 = 1,550,737.20/x
  3. Step 3: Cross multiply
    2,857,473.88x = 3,943,342.81 × 1,550,737.20
  4. Step 4: Simplify right side
    2,857,473.88x = 6,115,088,371,273.53
  5. Step 5: Solve for x
    x = 6,115,088,371,273.53/2,857,473.88
  6. Step 6: Final answer
    x = 2,140,032.99

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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.