Home / 3,151,358.57-4,348,815.75-1,927,574.22

Finding the Fourth Proportional to 3,151,358.57, 4,348,815.75 and 1,927,574.22

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Solution

The fourth proportional to 3,151,358.57, 4,348,815.75 and 1,927,574.22 is: 2,660,016.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,358.57 : 4,348,815.75 = 1,927,574.22 : x
  2. Step 2: Convert to fraction form
    3,151,358.57/4,348,815.75 = 1,927,574.22/x
  3. Step 3: Cross multiply
    3,151,358.57x = 4,348,815.75 × 1,927,574.22
  4. Step 4: Simplify right side
    3,151,358.57x = 8,382,665,127,229.97
  5. Step 5: Solve for x
    x = 8,382,665,127,229.97/3,151,358.57
  6. Step 6: Final answer
    x = 2,660,016.29

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1.5x scale

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.