Home / 1,381,756-2,071,743.36-582,823.84

Finding the Fourth Proportional to 1,381,756, 2,071,743.36 and 582,823.84

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Solution

The fourth proportional to 1,381,756, 2,071,743.36 and 582,823.84 is: 873,860.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,756 : 2,071,743.36 = 582,823.84 : x
  2. Step 2: Convert to fraction form
    1,381,756/2,071,743.36 = 582,823.84/x
  3. Step 3: Cross multiply
    1,381,756x = 2,071,743.36 × 582,823.84
  4. Step 4: Simplify right side
    1,381,756x = 1,207,461,420,569.70
  5. Step 5: Solve for x
    x = 1,207,461,420,569.70/1,381,756
  6. Step 6: Final answer
    x = 873,860.09

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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.