Home / 1,864,307.74-2,794,689.87-1,188,492.34

Finding the Fourth Proportional to 1,864,307.74, 2,794,689.87 and 1,188,492.34

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Solution

The fourth proportional to 1,864,307.74, 2,794,689.87 and 1,188,492.34 is: 1,781,609.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,307.74 : 2,794,689.87 = 1,188,492.34 : x
  2. Step 2: Convert to fraction form
    1,864,307.74/2,794,689.87 = 1,188,492.34/x
  3. Step 3: Cross multiply
    1,864,307.74x = 2,794,689.87 × 1,188,492.34
  4. Step 4: Simplify right side
    1,864,307.74x = 3,321,467,503,170.60
  5. Step 5: Solve for x
    x = 3,321,467,503,170.60/1,864,307.74
  6. Step 6: Final answer
    x = 1,781,609.03

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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.