Home / 3,556,617.40-5,334,940.10-860,938.28

Finding the Fourth Proportional to 3,556,617.40, 5,334,940.10 and 860,938.28

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Solution

The fourth proportional to 3,556,617.40, 5,334,940.10 and 860,938.28 is: 1,291,410.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,617.40 : 5,334,940.10 = 860,938.28 : x
  2. Step 2: Convert to fraction form
    3,556,617.40/5,334,940.10 = 860,938.28/x
  3. Step 3: Cross multiply
    3,556,617.40x = 5,334,940.10 × 860,938.28
  4. Step 4: Simplify right side
    3,556,617.40x = 4,593,054,149,080.70
  5. Step 5: Solve for x
    x = 4,593,054,149,080.70/3,556,617.40
  6. Step 6: Final answer
    x = 1,291,410.81

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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.