Home / 2,124,490.87-2,931,759.52-1,157,629.51

Finding the Fourth Proportional to 2,124,490.87, 2,931,759.52 and 1,157,629.51

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Solution

The fourth proportional to 2,124,490.87, 2,931,759.52 and 1,157,629.51 is: 1,597,508.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,490.87 : 2,931,759.52 = 1,157,629.51 : x
  2. Step 2: Convert to fraction form
    2,124,490.87/2,931,759.52 = 1,157,629.51/x
  3. Step 3: Cross multiply
    2,124,490.87x = 2,931,759.52 × 1,157,629.51
  4. Step 4: Simplify right side
    2,124,490.87x = 3,393,891,336,575.44
  5. Step 5: Solve for x
    x = 3,393,891,336,575.44/2,124,490.87
  6. Step 6: Final answer
    x = 1,597,508.08

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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.