Home / 2,114,854.85-3,171,298.13-766,963.01

Finding the Fourth Proportional to 2,114,854.85, 3,171,298.13 and 766,963.01

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Solution

The fourth proportional to 2,114,854.85, 3,171,298.13 and 766,963.01 is: 1,150,087.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,854.85 : 3,171,298.13 = 766,963.01 : x
  2. Step 2: Convert to fraction form
    2,114,854.85/3,171,298.13 = 766,963.01/x
  3. Step 3: Cross multiply
    2,114,854.85x = 3,171,298.13 × 766,963.01
  4. Step 4: Simplify right side
    2,114,854.85x = 2,432,268,366,361.71
  5. Step 5: Solve for x
    x = 2,432,268,366,361.71/2,114,854.85
  6. Step 6: Final answer
    x = 1,150,087.61

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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.