Home / 3,135,337.36-4,702,151.83-860,322.40

Finding the Fourth Proportional to 3,135,337.36, 4,702,151.83 and 860,322.40

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Solution

The fourth proportional to 3,135,337.36, 4,702,151.83 and 860,322.40 is: 1,290,249.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,337.36 : 4,702,151.83 = 860,322.40 : x
  2. Step 2: Convert to fraction form
    3,135,337.36/4,702,151.83 = 860,322.40/x
  3. Step 3: Cross multiply
    3,135,337.36x = 4,702,151.83 × 860,322.40
  4. Step 4: Simplify right side
    3,135,337.36x = 4,045,366,557,513.73
  5. Step 5: Solve for x
    x = 4,045,366,557,513.73/3,135,337.36
  6. Step 6: Final answer
    x = 1,290,249.21

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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.