Home / 2,631,121.02-3,947,173.56-833,521.80

Finding the Fourth Proportional to 2,631,121.02, 3,947,173.56 and 833,521.80

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Solution

The fourth proportional to 2,631,121.02, 3,947,173.56 and 833,521.80 is: 1,250,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,121.02 : 3,947,173.56 = 833,521.80 : x
  2. Step 2: Convert to fraction form
    2,631,121.02/3,947,173.56 = 833,521.80/x
  3. Step 3: Cross multiply
    2,631,121.02x = 3,947,173.56 × 833,521.80
  4. Step 4: Simplify right side
    2,631,121.02x = 3,290,055,210,643.61
  5. Step 5: Solve for x
    x = 3,290,055,210,643.61/2,631,121.02
  6. Step 6: Final answer
    x = 1,250,438.57

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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.