Home / 3,675,649.92-5,071,438.08-2,146,888.32

Finding the Fourth Proportional to 3,675,649.92, 5,071,438.08 and 2,146,888.32

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Solution

The fourth proportional to 3,675,649.92, 5,071,438.08 and 2,146,888.32 is: 2,962,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675,649.92 : 5,071,438.08 = 2,146,888.32 : x
  2. Step 2: Convert to fraction form
    3,675,649.92/5,071,438.08 = 2,146,888.32/x
  3. Step 3: Cross multiply
    3,675,649.92x = 5,071,438.08 × 2,146,888.32
  4. Step 4: Simplify right side
    3,675,649.92x = 10,887,811,179,555.22
  5. Step 5: Solve for x
    x = 10,887,811,179,555.22/3,675,649.92
  6. Step 6: Final answer
    x = 2,962,145.86

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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.