Home / 1,658,661.32-2,288,074.68-1,141,517.39

Finding the Fourth Proportional to 1,658,661.32, 2,288,074.68 and 1,141,517.39

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Solution

The fourth proportional to 1,658,661.32, 2,288,074.68 and 1,141,517.39 is: 1,574,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,661.32 : 2,288,074.68 = 1,141,517.39 : x
  2. Step 2: Convert to fraction form
    1,658,661.32/2,288,074.68 = 1,141,517.39/x
  3. Step 3: Cross multiply
    1,658,661.32x = 2,288,074.68 × 1,141,517.39
  4. Step 4: Simplify right side
    1,658,661.32x = 2,611,877,025,398.31
  5. Step 5: Solve for x
    x = 2,611,877,025,398.31/1,658,661.32
  6. Step 6: Final answer
    x = 1,574,689.78

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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.