Home / 5,180,825.28-7,766,533.28-1,813,195.20

Finding the Fourth Proportional to 5,180,825.28, 7,766,533.28 and 1,813,195.20

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Solution

The fourth proportional to 5,180,825.28, 7,766,533.28 and 1,813,195.20 is: 2,718,146.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,825.28 : 7,766,533.28 = 1,813,195.20 : x
  2. Step 2: Convert to fraction form
    5,180,825.28/7,766,533.28 = 1,813,195.20/x
  3. Step 3: Cross multiply
    5,180,825.28x = 7,766,533.28 × 1,813,195.20
  4. Step 4: Simplify right side
    5,180,825.28x = 14,082,240,863,936.26
  5. Step 5: Solve for x
    x = 14,082,240,863,936.26/5,180,825.28
  6. Step 6: Final answer
    x = 2,718,146.26

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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.