Home / 1,517,515.60-2,277,396.06-718,801.32

Finding the Fourth Proportional to 1,517,515.60, 2,277,396.06 and 718,801.32

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Solution

The fourth proportional to 1,517,515.60, 2,277,396.06 and 718,801.32 is: 1,078,733.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,515.60 : 2,277,396.06 = 718,801.32 : x
  2. Step 2: Convert to fraction form
    1,517,515.60/2,277,396.06 = 718,801.32/x
  3. Step 3: Cross multiply
    1,517,515.60x = 2,277,396.06 × 718,801.32
  4. Step 4: Simplify right side
    1,517,515.60x = 1,636,995,294,090.80
  5. Step 5: Solve for x
    x = 1,636,995,294,090.80/1,517,515.60
  6. Step 6: Final answer
    x = 1,078,733.75

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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.