Home / 3,140,224.89-4,707,344.79-1,008,812.76

Finding the Fourth Proportional to 3,140,224.89, 4,707,344.79 and 1,008,812.76

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Solution

The fourth proportional to 3,140,224.89, 4,707,344.79 and 1,008,812.76 is: 1,512,257.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,224.89 : 4,707,344.79 = 1,008,812.76 : x
  2. Step 2: Convert to fraction form
    3,140,224.89/4,707,344.79 = 1,008,812.76/x
  3. Step 3: Cross multiply
    3,140,224.89x = 4,707,344.79 × 1,008,812.76
  4. Step 4: Simplify right side
    3,140,224.89x = 4,748,829,489,871.52
  5. Step 5: Solve for x
    x = 4,748,829,489,871.52/3,140,224.89
  6. Step 6: Final answer
    x = 1,512,257.77

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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.