Home / 1,522,719-2,284,078.50-525,447

Finding the Fourth Proportional to 1,522,719, 2,284,078.50 and 525,447

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Solution

The fourth proportional to 1,522,719, 2,284,078.50 and 525,447 is: 788,170.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,719 : 2,284,078.50 = 525,447 : x
  2. Step 2: Convert to fraction form
    1,522,719/2,284,078.50 = 525,447/x
  3. Step 3: Cross multiply
    1,522,719x = 2,284,078.50 × 525,447
  4. Step 4: Simplify right side
    1,522,719x = 1,200,162,195,589.50
  5. Step 5: Solve for x
    x = 1,200,162,195,589.50/1,522,719
  6. Step 6: Final answer
    x = 788,170.50

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Similar ratio
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1.5x scale

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.