Home / 3,723,005.31-5,137,966.79-2,803,612.38

Finding the Fourth Proportional to 3,723,005.31, 5,137,966.79 and 2,803,612.38

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Solution

The fourth proportional to 3,723,005.31, 5,137,966.79 and 2,803,612.38 is: 3,869,150.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723,005.31 : 5,137,966.79 = 2,803,612.38 : x
  2. Step 2: Convert to fraction form
    3,723,005.31/5,137,966.79 = 2,803,612.38/x
  3. Step 3: Cross multiply
    3,723,005.31x = 5,137,966.79 × 2,803,612.38
  4. Step 4: Simplify right side
    3,723,005.31x = 14,404,867,320,326.81
  5. Step 5: Solve for x
    x = 14,404,867,320,326.81/3,723,005.31
  6. Step 6: Final answer
    x = 3,869,150.35

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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.