Home / 2,125,218.60-2,932,775.82-1,158,345.90

Finding the Fourth Proportional to 2,125,218.60, 2,932,775.82 and 1,158,345.90

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Solution

The fourth proportional to 2,125,218.60, 2,932,775.82 and 1,158,345.90 is: 1,598,503.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,218.60 : 2,932,775.82 = 1,158,345.90 : x
  2. Step 2: Convert to fraction form
    2,125,218.60/2,932,775.82 = 1,158,345.90/x
  3. Step 3: Cross multiply
    2,125,218.60x = 2,932,775.82 × 1,158,345.90
  4. Step 4: Simplify right side
    2,125,218.60x = 3,397,168,846,716.14
  5. Step 5: Solve for x
    x = 3,397,168,846,716.14/2,125,218.60
  6. Step 6: Final answer
    x = 1,598,503.25

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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.