Home / 2,781,465.48-4,171,523.90-759,718.85

Finding the Fourth Proportional to 2,781,465.48, 4,171,523.90 and 759,718.85

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Solution

The fourth proportional to 2,781,465.48, 4,171,523.90 and 759,718.85 is: 1,139,394.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,465.48 : 4,171,523.90 = 759,718.85 : x
  2. Step 2: Convert to fraction form
    2,781,465.48/4,171,523.90 = 759,718.85/x
  3. Step 3: Cross multiply
    2,781,465.48x = 4,171,523.90 × 759,718.85
  4. Step 4: Simplify right side
    2,781,465.48x = 3,169,185,315,399.30
  5. Step 5: Solve for x
    x = 3,169,185,315,399.30/2,781,465.48
  6. Step 6: Final answer
    x = 1,139,394.08

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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.