Home / 3,135,396.29-4,702,591.01-860,389.38

Finding the Fourth Proportional to 3,135,396.29, 4,702,591.01 and 860,389.38

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Solution

The fourth proportional to 3,135,396.29, 4,702,591.01 and 860,389.38 is: 1,290,445.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,396.29 : 4,702,591.01 = 860,389.38 : x
  2. Step 2: Convert to fraction form
    3,135,396.29/4,702,591.01 = 860,389.38/x
  3. Step 3: Cross multiply
    3,135,396.29x = 4,702,591.01 × 860,389.38
  4. Step 4: Simplify right side
    3,135,396.29x = 4,046,059,359,185.53
  5. Step 5: Solve for x
    x = 4,046,059,359,185.53/3,135,396.29
  6. Step 6: Final answer
    x = 1,290,445.92

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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.