Home / 2,078,004.10-3,116,228.55-729,645.70

Finding the Fourth Proportional to 2,078,004.10, 3,116,228.55 and 729,645.70

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Solution

The fourth proportional to 2,078,004.10, 3,116,228.55 and 729,645.70 is: 1,094,195.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,004.10 : 3,116,228.55 = 729,645.70 : x
  2. Step 2: Convert to fraction form
    2,078,004.10/3,116,228.55 = 729,645.70/x
  3. Step 3: Cross multiply
    2,078,004.10x = 3,116,228.55 × 729,645.70
  4. Step 4: Simplify right side
    2,078,004.10x = 2,273,742,761,724.74
  5. Step 5: Solve for x
    x = 2,273,742,761,724.74/2,078,004.10
  6. Step 6: Final answer
    x = 1,094,195.51

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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.