Home / 3,687,443.40-5,531,942.70-1,556,430.60

Finding the Fourth Proportional to 3,687,443.40, 5,531,942.70 and 1,556,430.60

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Solution

The fourth proportional to 3,687,443.40, 5,531,942.70 and 1,556,430.60 is: 2,334,974.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687,443.40 : 5,531,942.70 = 1,556,430.60 : x
  2. Step 2: Convert to fraction form
    3,687,443.40/5,531,942.70 = 1,556,430.60/x
  3. Step 3: Cross multiply
    3,687,443.40x = 5,531,942.70 × 1,556,430.60
  4. Step 4: Simplify right side
    3,687,443.40x = 8,610,084,895,726.62
  5. Step 5: Solve for x
    x = 8,610,084,895,726.62/3,687,443.40
  6. Step 6: Final answer
    x = 2,334,974.12

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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.