Home / 1,832,137.20-2,745,403.16-979,330.16

Finding the Fourth Proportional to 1,832,137.20, 2,745,403.16 and 979,330.16

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Solution

The fourth proportional to 1,832,137.20, 2,745,403.16 and 979,330.16 is: 1,467,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,137.20 : 2,745,403.16 = 979,330.16 : x
  2. Step 2: Convert to fraction form
    1,832,137.20/2,745,403.16 = 979,330.16/x
  3. Step 3: Cross multiply
    1,832,137.20x = 2,745,403.16 × 979,330.16
  4. Step 4: Simplify right side
    1,832,137.20x = 2,688,656,115,947.31
  5. Step 5: Solve for x
    x = 2,688,656,115,947.31/1,832,137.20
  6. Step 6: Final answer
    x = 1,467,497.15

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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.