Home / 2,687,378.34-3,708,585.90-1,463,688.66

Finding the Fourth Proportional to 2,687,378.34, 3,708,585.90 and 1,463,688.66

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Solution

The fourth proportional to 2,687,378.34, 3,708,585.90 and 1,463,688.66 is: 2,019,892.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,378.34 : 3,708,585.90 = 1,463,688.66 : x
  2. Step 2: Convert to fraction form
    2,687,378.34/3,708,585.90 = 1,463,688.66/x
  3. Step 3: Cross multiply
    2,687,378.34x = 3,708,585.90 × 1,463,688.66
  4. Step 4: Simplify right side
    2,687,378.34x = 5,428,215,126,465.89
  5. Step 5: Solve for x
    x = 5,428,215,126,465.89/2,687,378.34
  6. Step 6: Final answer
    x = 2,019,892.42

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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.