Home / 2,739,433.15-3,780,529.16-1,515,718.77

Finding the Fourth Proportional to 2,739,433.15, 3,780,529.16 and 1,515,718.77

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Solution

The fourth proportional to 2,739,433.15, 3,780,529.16 and 1,515,718.77 is: 2,091,753.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,433.15 : 3,780,529.16 = 1,515,718.77 : x
  2. Step 2: Convert to fraction form
    2,739,433.15/3,780,529.16 = 1,515,718.77/x
  3. Step 3: Cross multiply
    2,739,433.15x = 3,780,529.16 × 1,515,718.77
  4. Step 4: Simplify right side
    2,739,433.15x = 5,730,219,008,344.33
  5. Step 5: Solve for x
    x = 5,730,219,008,344.33/2,739,433.15
  6. Step 6: Final answer
    x = 2,091,753.55

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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.