Home / 3,975,776.80-5,963,665.20-3,345,920.80

Finding the Fourth Proportional to 3,975,776.80, 5,963,665.20 and 3,345,920.80

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Solution

The fourth proportional to 3,975,776.80, 5,963,665.20 and 3,345,920.80 is: 5,018,881.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,776.80 : 5,963,665.20 = 3,345,920.80 : x
  2. Step 2: Convert to fraction form
    3,975,776.80/5,963,665.20 = 3,345,920.80/x
  3. Step 3: Cross multiply
    3,975,776.80x = 5,963,665.20 × 3,345,920.80
  4. Step 4: Simplify right side
    3,975,776.80x = 19,953,951,436,916.16
  5. Step 5: Solve for x
    x = 19,953,951,436,916.16/3,975,776.80
  6. Step 6: Final answer
    x = 5,018,881.20

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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.