Home / 2,124,869.37-2,932,234.16-1,157,978.90

Finding the Fourth Proportional to 2,124,869.37, 2,932,234.16 and 1,157,978.90

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Solution

The fourth proportional to 2,124,869.37, 2,932,234.16 and 1,157,978.90 is: 1,597,964.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,869.37 : 2,932,234.16 = 1,157,978.90 : x
  2. Step 2: Convert to fraction form
    2,124,869.37/2,932,234.16 = 1,157,978.90/x
  3. Step 3: Cross multiply
    2,124,869.37x = 2,932,234.16 × 1,157,978.90
  4. Step 4: Simplify right side
    2,124,869.37x = 3,395,465,288,679.92
  5. Step 5: Solve for x
    x = 3,395,465,288,679.92/2,124,869.37
  6. Step 6: Final answer
    x = 1,597,964.25

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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.