Home / 2,945,268.66-4,417,978.14-815,371.14

Finding the Fourth Proportional to 2,945,268.66, 4,417,978.14 and 815,371.14

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Solution

The fourth proportional to 2,945,268.66, 4,417,978.14 and 815,371.14 is: 1,223,077.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,268.66 : 4,417,978.14 = 815,371.14 : x
  2. Step 2: Convert to fraction form
    2,945,268.66/4,417,978.14 = 815,371.14/x
  3. Step 3: Cross multiply
    2,945,268.66x = 4,417,978.14 × 815,371.14
  4. Step 4: Simplify right side
    2,945,268.66x = 3,602,291,872,506.88
  5. Step 5: Solve for x
    x = 3,602,291,872,506.88/2,945,268.66
  6. Step 6: Final answer
    x = 1,223,077.51

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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.