Home / 3,187,765.25-4,399,119.38-1,737,461.87

Finding the Fourth Proportional to 3,187,765.25, 4,399,119.38 and 1,737,461.87

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Solution

The fourth proportional to 3,187,765.25, 4,399,119.38 and 1,737,461.87 is: 2,397,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,765.25 : 4,399,119.38 = 1,737,461.87 : x
  2. Step 2: Convert to fraction form
    3,187,765.25/4,399,119.38 = 1,737,461.87/x
  3. Step 3: Cross multiply
    3,187,765.25x = 4,399,119.38 × 1,737,461.87
  4. Step 4: Simplify right side
    3,187,765.25x = 7,643,302,184,328.04
  5. Step 5: Solve for x
    x = 7,643,302,184,328.04/3,187,765.25
  6. Step 6: Final answer
    x = 2,397,699.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.