Home / 2,104,454.56-2,904,325.20-1,288,654.24

Finding the Fourth Proportional to 2,104,454.56, 2,904,325.20 and 1,288,654.24

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Solution

The fourth proportional to 2,104,454.56, 2,904,325.20 and 1,288,654.24 is: 1,778,451.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,454.56 : 2,904,325.20 = 1,288,654.24 : x
  2. Step 2: Convert to fraction form
    2,104,454.56/2,904,325.20 = 1,288,654.24/x
  3. Step 3: Cross multiply
    2,104,454.56x = 2,904,325.20 × 1,288,654.24
  4. Step 4: Simplify right side
    2,104,454.56x = 3,742,670,983,318.85
  5. Step 5: Solve for x
    x = 3,742,670,983,318.85/2,104,454.56
  6. Step 6: Final answer
    x = 1,778,451.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.