Home / 4,079,215.71-6,119,520.67-1,681,749.76

Finding the Fourth Proportional to 4,079,215.71, 6,119,520.67 and 1,681,749.76

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Solution

The fourth proportional to 4,079,215.71, 6,119,520.67 and 1,681,749.76 is: 2,522,912.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079,215.71 : 6,119,520.67 = 1,681,749.76 : x
  2. Step 2: Convert to fraction form
    4,079,215.71/6,119,520.67 = 1,681,749.76/x
  3. Step 3: Cross multiply
    4,079,215.71x = 6,119,520.67 × 1,681,749.76
  4. Step 4: Simplify right side
    4,079,215.71x = 10,291,502,433,148.89
  5. Step 5: Solve for x
    x = 10,291,502,433,148.89/4,079,215.71
  6. Step 6: Final answer
    x = 2,522,912.04

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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.