Home / 3,143,617.33-4,712,068.78-1,792,871.46

Finding the Fourth Proportional to 3,143,617.33, 4,712,068.78 and 1,792,871.46

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Solution

The fourth proportional to 3,143,617.33, 4,712,068.78 and 1,792,871.46 is: 2,687,392.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,617.33 : 4,712,068.78 = 1,792,871.46 : x
  2. Step 2: Convert to fraction form
    3,143,617.33/4,712,068.78 = 1,792,871.46/x
  3. Step 3: Cross multiply
    3,143,617.33x = 4,712,068.78 × 1,792,871.46
  4. Step 4: Simplify right side
    3,143,617.33x = 8,448,133,633,219.02
  5. Step 5: Solve for x
    x = 8,448,133,633,219.02/3,143,617.33
  6. Step 6: Final answer
    x = 2,687,392.50

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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.