Home / 3,183,191.80-4,773,146.10-939,038.20

Finding the Fourth Proportional to 3,183,191.80, 4,773,146.10 and 939,038.20

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Solution

The fourth proportional to 3,183,191.80, 4,773,146.10 and 939,038.20 is: 1,408,073.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183,191.80 : 4,773,146.10 = 939,038.20 : x
  2. Step 2: Convert to fraction form
    3,183,191.80/4,773,146.10 = 939,038.20/x
  3. Step 3: Cross multiply
    3,183,191.80x = 4,773,146.10 × 939,038.20
  4. Step 4: Simplify right side
    3,183,191.80x = 4,482,166,522,081.02
  5. Step 5: Solve for x
    x = 4,482,166,522,081.02/3,183,191.80
  6. Step 6: Final answer
    x = 1,408,073.03

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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.