Home / 1,812,334.80-2,718,415.80-614,139.60

Finding the Fourth Proportional to 1,812,334.80, 2,718,415.80 and 614,139.60

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Solution

The fourth proportional to 1,812,334.80, 2,718,415.80 and 614,139.60 is: 921,180.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,334.80 : 2,718,415.80 = 614,139.60 : x
  2. Step 2: Convert to fraction form
    1,812,334.80/2,718,415.80 = 614,139.60/x
  3. Step 3: Cross multiply
    1,812,334.80x = 2,718,415.80 × 614,139.60
  4. Step 4: Simplify right side
    1,812,334.80x = 1,669,486,792,045.68
  5. Step 5: Solve for x
    x = 1,669,486,792,045.68/1,812,334.80
  6. Step 6: Final answer
    x = 921,180.12

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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.