Home / 2,288,712.17-3,433,666.47-1,328,244.47

Finding the Fourth Proportional to 2,288,712.17, 3,433,666.47 and 1,328,244.47

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Solution

The fourth proportional to 2,288,712.17, 3,433,666.47 and 1,328,244.47 is: 1,992,713.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,712.17 : 3,433,666.47 = 1,328,244.47 : x
  2. Step 2: Convert to fraction form
    2,288,712.17/3,433,666.47 = 1,328,244.47/x
  3. Step 3: Cross multiply
    2,288,712.17x = 3,433,666.47 × 1,328,244.47
  4. Step 4: Simplify right side
    2,288,712.17x = 4,560,748,509,186.09
  5. Step 5: Solve for x
    x = 4,560,748,509,186.09/2,288,712.17
  6. Step 6: Final answer
    x = 1,992,713.88

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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.