Home / 2,556,155.80-3,834,233.70-759,316.60

Finding the Fourth Proportional to 2,556,155.80, 3,834,233.70 and 759,316.60

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Solution

The fourth proportional to 2,556,155.80, 3,834,233.70 and 759,316.60 is: 1,138,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,155.80 : 3,834,233.70 = 759,316.60 : x
  2. Step 2: Convert to fraction form
    2,556,155.80/3,834,233.70 = 759,316.60/x
  3. Step 3: Cross multiply
    2,556,155.80x = 3,834,233.70 × 759,316.60
  4. Step 4: Simplify right side
    2,556,155.80x = 2,911,397,296,689.42
  5. Step 5: Solve for x
    x = 2,911,397,296,689.42/2,556,155.80
  6. Step 6: Final answer
    x = 1,138,974.90

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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.