Home / 2,335,742.40-3,503,728.80-1,215,998.40

Finding the Fourth Proportional to 2,335,742.40, 3,503,728.80 and 1,215,998.40

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Solution

The fourth proportional to 2,335,742.40, 3,503,728.80 and 1,215,998.40 is: 1,824,057.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335,742.40 : 3,503,728.80 = 1,215,998.40 : x
  2. Step 2: Convert to fraction form
    2,335,742.40/3,503,728.80 = 1,215,998.40/x
  3. Step 3: Cross multiply
    2,335,742.40x = 3,503,728.80 × 1,215,998.40
  4. Step 4: Simplify right side
    2,335,742.40x = 4,260,528,614,833.92
  5. Step 5: Solve for x
    x = 4,260,528,614,833.92/2,335,742.40
  6. Step 6: Final answer
    x = 1,824,057.57

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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.