Home / 1,314,581.96-1,812,479.28-1,097,103.44

Finding the Fourth Proportional to 1,314,581.96, 1,812,479.28 and 1,097,103.44

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Solution

The fourth proportional to 1,314,581.96, 1,812,479.28 and 1,097,103.44 is: 1,512,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,581.96 : 1,812,479.28 = 1,097,103.44 : x
  2. Step 2: Convert to fraction form
    1,314,581.96/1,812,479.28 = 1,097,103.44/x
  3. Step 3: Cross multiply
    1,314,581.96x = 1,812,479.28 × 1,097,103.44
  4. Step 4: Simplify right side
    1,314,581.96x = 1,988,477,253,016.72
  5. Step 5: Solve for x
    x = 1,988,477,253,016.72/1,314,581.96
  6. Step 6: Final answer
    x = 1,512,630.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.