Home / 2,928,251.80-4,041,028.76-1,687,176.24

Finding the Fourth Proportional to 2,928,251.80, 4,041,028.76 and 1,687,176.24

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Solution

The fourth proportional to 2,928,251.80, 4,041,028.76 and 1,687,176.24 is: 2,328,326.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,251.80 : 4,041,028.76 = 1,687,176.24 : x
  2. Step 2: Convert to fraction form
    2,928,251.80/4,041,028.76 = 1,687,176.24/x
  3. Step 3: Cross multiply
    2,928,251.80x = 4,041,028.76 × 1,687,176.24
  4. Step 4: Simplify right side
    2,928,251.80x = 6,817,927,709,028.66
  5. Step 5: Solve for x
    x = 6,817,927,709,028.66/2,928,251.80
  6. Step 6: Final answer
    x = 2,328,326.99

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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.