Home / 2,864,131.68-3,952,506.43-1,557,382.50

Finding the Fourth Proportional to 2,864,131.68, 3,952,506.43 and 1,557,382.50

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Solution

The fourth proportional to 2,864,131.68, 3,952,506.43 and 1,557,382.50 is: 2,149,190.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,131.68 : 3,952,506.43 = 1,557,382.50 : x
  2. Step 2: Convert to fraction form
    2,864,131.68/3,952,506.43 = 1,557,382.50/x
  3. Step 3: Cross multiply
    2,864,131.68x = 3,952,506.43 × 1,557,382.50
  4. Step 4: Simplify right side
    2,864,131.68x = 6,155,564,345,219.48
  5. Step 5: Solve for x
    x = 6,155,564,345,219.48/2,864,131.68
  6. Step 6: Final answer
    x = 2,149,190.41

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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.