Home / 3,175,005.90-4,382,122.22-2,070,520.10

Finding the Fourth Proportional to 3,175,005.90, 4,382,122.22 and 2,070,520.10

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Solution

The fourth proportional to 3,175,005.90, 4,382,122.22 and 2,070,520.10 is: 2,857,718.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,005.90 : 4,382,122.22 = 2,070,520.10 : x
  2. Step 2: Convert to fraction form
    3,175,005.90/4,382,122.22 = 2,070,520.10/x
  3. Step 3: Cross multiply
    3,175,005.90x = 4,382,122.22 × 2,070,520.10
  4. Step 4: Simplify right side
    3,175,005.90x = 9,073,272,104,903.41
  5. Step 5: Solve for x
    x = 9,073,272,104,903.41/3,175,005.90
  6. Step 6: Final answer
    x = 2,857,718.19

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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.