Home / 3,749,891.76-5,625,102.51-1,856,124.72

Finding the Fourth Proportional to 3,749,891.76, 5,625,102.51 and 1,856,124.72

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Solution

The fourth proportional to 3,749,891.76, 5,625,102.51 and 1,856,124.72 is: 2,784,318.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749,891.76 : 5,625,102.51 = 1,856,124.72 : x
  2. Step 2: Convert to fraction form
    3,749,891.76/5,625,102.51 = 1,856,124.72/x
  3. Step 3: Cross multiply
    3,749,891.76x = 5,625,102.51 × 1,856,124.72
  4. Step 4: Simplify right side
    3,749,891.76x = 10,440,891,821,345.05
  5. Step 5: Solve for x
    x = 10,440,891,821,345.05/3,749,891.76
  6. Step 6: Final answer
    x = 2,784,318.19

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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.