Home / 2,534,172.17-3,497,244.71-1,388,252.21

Finding the Fourth Proportional to 2,534,172.17, 3,497,244.71 and 1,388,252.21

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Solution

The fourth proportional to 2,534,172.17, 3,497,244.71 and 1,388,252.21 is: 1,915,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534,172.17 : 3,497,244.71 = 1,388,252.21 : x
  2. Step 2: Convert to fraction form
    2,534,172.17/3,497,244.71 = 1,388,252.21/x
  3. Step 3: Cross multiply
    2,534,172.17x = 3,497,244.71 × 1,388,252.21
  4. Step 4: Simplify right side
    2,534,172.17x = 4,855,057,673,140.83
  5. Step 5: Solve for x
    x = 4,855,057,673,140.83/2,534,172.17
  6. Step 6: Final answer
    x = 1,915,835.77

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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.