Home / 3,921,747.93-5,411,172.65-2,289,414.51

Finding the Fourth Proportional to 3,921,747.93, 5,411,172.65 and 2,289,414.51

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Solution

The fourth proportional to 3,921,747.93, 5,411,172.65 and 2,289,414.51 is: 3,158,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,747.93 : 5,411,172.65 = 2,289,414.51 : x
  2. Step 2: Convert to fraction form
    3,921,747.93/5,411,172.65 = 2,289,414.51/x
  3. Step 3: Cross multiply
    3,921,747.93x = 5,411,172.65 × 2,289,414.51
  4. Step 4: Simplify right side
    3,921,747.93x = 12,388,417,169,578.08
  5. Step 5: Solve for x
    x = 12,388,417,169,578.08/3,921,747.93
  6. Step 6: Final answer
    x = 3,158,901.95

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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.