Home / 3,556,319.02-5,334,478.76-860,644.49

Finding the Fourth Proportional to 3,556,319.02, 5,334,478.76 and 860,644.49

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Solution

The fourth proportional to 3,556,319.02, 5,334,478.76 and 860,644.49 is: 1,290,966.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,319.02 : 5,334,478.76 = 860,644.49 : x
  2. Step 2: Convert to fraction form
    3,556,319.02/5,334,478.76 = 860,644.49/x
  3. Step 3: Cross multiply
    3,556,319.02x = 5,334,478.76 × 860,644.49
  4. Step 4: Simplify right side
    3,556,319.02x = 4,591,089,757,301.69
  5. Step 5: Solve for x
    x = 4,591,089,757,301.69/3,556,319.02
  6. Step 6: Final answer
    x = 1,290,966.79

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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.