Home / 2,787,903.64-4,181,901.32-766,134.92

Finding the Fourth Proportional to 2,787,903.64, 4,181,901.32 and 766,134.92

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Solution

The fourth proportional to 2,787,903.64, 4,181,901.32 and 766,134.92 is: 1,149,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,903.64 : 4,181,901.32 = 766,134.92 : x
  2. Step 2: Convert to fraction form
    2,787,903.64/4,181,901.32 = 766,134.92/x
  3. Step 3: Cross multiply
    2,787,903.64x = 4,181,901.32 × 766,134.92
  4. Step 4: Simplify right side
    2,787,903.64x = 3,203,900,633,246.09
  5. Step 5: Solve for x
    x = 3,203,900,633,246.09/2,787,903.64
  6. Step 6: Final answer
    x = 1,149,214.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.