Home / 4,015,647.34-6,021,207.30-1,319,248.60

Finding the Fourth Proportional to 4,015,647.34, 6,021,207.30 and 1,319,248.60

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Solution

The fourth proportional to 4,015,647.34, 6,021,207.30 and 1,319,248.60 is: 1,978,129.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015,647.34 : 6,021,207.30 = 1,319,248.60 : x
  2. Step 2: Convert to fraction form
    4,015,647.34/6,021,207.30 = 1,319,248.60/x
  3. Step 3: Cross multiply
    4,015,647.34x = 6,021,207.30 × 1,319,248.60
  4. Step 4: Simplify right side
    4,015,647.34x = 7,943,469,300,834.78
  5. Step 5: Solve for x
    x = 7,943,469,300,834.78/4,015,647.34
  6. Step 6: Final answer
    x = 1,978,129.21

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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.