Home / 3,555,980.42-5,333,984.46-860,301.29

Finding the Fourth Proportional to 3,555,980.42, 5,333,984.46 and 860,301.29

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Solution

The fourth proportional to 3,555,980.42, 5,333,984.46 and 860,301.29 is: 1,290,455.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,980.42 : 5,333,984.46 = 860,301.29 : x
  2. Step 2: Convert to fraction form
    3,555,980.42/5,333,984.46 = 860,301.29/x
  3. Step 3: Cross multiply
    3,555,980.42x = 5,333,984.46 × 860,301.29
  4. Step 4: Simplify right side
    3,555,980.42x = 4,588,833,711,777.95
  5. Step 5: Solve for x
    x = 4,588,833,711,777.95/3,555,980.42
  6. Step 6: Final answer
    x = 1,290,455.28

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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.