Home / 2,972,463.10-4,102,252.07-1,683,532.78

Finding the Fourth Proportional to 2,972,463.10, 4,102,252.07 and 1,683,532.78

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Solution

The fourth proportional to 2,972,463.10, 4,102,252.07 and 1,683,532.78 is: 2,323,418.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,463.10 : 4,102,252.07 = 1,683,532.78 : x
  2. Step 2: Convert to fraction form
    2,972,463.10/4,102,252.07 = 1,683,532.78/x
  3. Step 3: Cross multiply
    2,972,463.10x = 4,102,252.07 × 1,683,532.78
  4. Step 4: Simplify right side
    2,972,463.10x = 6,906,275,812,994.56
  5. Step 5: Solve for x
    x = 6,906,275,812,994.56/2,972,463.10
  6. Step 6: Final answer
    x = 2,323,418.52

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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.