Home / 3,964,900-5,947,330.56-1,125,017.32

Finding the Fourth Proportional to 3,964,900, 5,947,330.56 and 1,125,017.32

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Solution

The fourth proportional to 3,964,900, 5,947,330.56 and 1,125,017.32 is: 1,687,520.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,900 : 5,947,330.56 = 1,125,017.32 : x
  2. Step 2: Convert to fraction form
    3,964,900/5,947,330.56 = 1,125,017.32/x
  3. Step 3: Cross multiply
    3,964,900x = 5,947,330.56 × 1,125,017.32
  4. Step 4: Simplify right side
    3,964,900x = 6,690,849,887,765.30
  5. Step 5: Solve for x
    x = 6,690,849,887,765.30/3,964,900
  6. Step 6: Final answer
    x = 1,687,520.46

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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.