Home / 3,609,505.70-5,411,634.15-1,478,492.90

Finding the Fourth Proportional to 3,609,505.70, 5,411,634.15 and 1,478,492.90

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Solution

The fourth proportional to 3,609,505.70, 5,411,634.15 and 1,478,492.90 is: 2,216,664.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,505.70 : 5,411,634.15 = 1,478,492.90 : x
  2. Step 2: Convert to fraction form
    3,609,505.70/5,411,634.15 = 1,478,492.90/x
  3. Step 3: Cross multiply
    3,609,505.70x = 5,411,634.15 × 1,478,492.90
  4. Step 4: Simplify right side
    3,609,505.70x = 8,001,062,668,172.54
  5. Step 5: Solve for x
    x = 8,001,062,668,172.54/3,609,505.70
  6. Step 6: Final answer
    x = 2,216,664.37

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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.