Home / 3,407,246.60-5,109,026.70-1,412,904.20

Finding the Fourth Proportional to 3,407,246.60, 5,109,026.70 and 1,412,904.20

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Solution

The fourth proportional to 3,407,246.60, 5,109,026.70 and 1,412,904.20 is: 2,118,591.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,246.60 : 5,109,026.70 = 1,412,904.20 : x
  2. Step 2: Convert to fraction form
    3,407,246.60/5,109,026.70 = 1,412,904.20/x
  3. Step 3: Cross multiply
    3,407,246.60x = 5,109,026.70 × 1,412,904.20
  4. Step 4: Simplify right side
    3,407,246.60x = 7,218,565,282,342.14
  5. Step 5: Solve for x
    x = 7,218,565,282,342.14/3,407,246.60
  6. Step 6: Final answer
    x = 2,118,591.97

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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.