Home / 5,488,577.80-8,232,884.78-1,389,896.67

Finding the Fourth Proportional to 5,488,577.80, 8,232,884.78 and 1,389,896.67

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Solution

The fourth proportional to 5,488,577.80, 8,232,884.78 and 1,389,896.67 is: 2,084,849.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488,577.80 : 8,232,884.78 = 1,389,896.67 : x
  2. Step 2: Convert to fraction form
    5,488,577.80/8,232,884.78 = 1,389,896.67/x
  3. Step 3: Cross multiply
    5,488,577.80x = 8,232,884.78 × 1,389,896.67
  4. Step 4: Simplify right side
    5,488,577.80x = 11,442,859,140,215.68
  5. Step 5: Solve for x
    x = 11,442,859,140,215.68/5,488,577.80
  6. Step 6: Final answer
    x = 2,084,849.58

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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.