Home / 3,141,709.64-4,712,470.31-867,372.81

Finding the Fourth Proportional to 3,141,709.64, 4,712,470.31 and 867,372.81

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Solution

The fourth proportional to 3,141,709.64, 4,712,470.31 and 867,372.81 is: 1,301,033.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,709.64 : 4,712,470.31 = 867,372.81 : x
  2. Step 2: Convert to fraction form
    3,141,709.64/4,712,470.31 = 867,372.81/x
  3. Step 3: Cross multiply
    3,141,709.64x = 4,712,470.31 × 867,372.81
  4. Step 4: Simplify right side
    3,141,709.64x = 4,087,468,599,322.94
  5. Step 5: Solve for x
    x = 4,087,468,599,322.94/3,141,709.64
  6. Step 6: Final answer
    x = 1,301,033.22

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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.