Home / 2,578,381.96-3,866,244.94-1,157,219.72

Finding the Fourth Proportional to 2,578,381.96, 3,866,244.94 and 1,157,219.72

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Solution

The fourth proportional to 2,578,381.96, 3,866,244.94 and 1,157,219.72 is: 1,735,233.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,381.96 : 3,866,244.94 = 1,157,219.72 : x
  2. Step 2: Convert to fraction form
    2,578,381.96/3,866,244.94 = 1,157,219.72/x
  3. Step 3: Cross multiply
    2,578,381.96x = 3,866,244.94 × 1,157,219.72
  4. Step 4: Simplify right side
    2,578,381.96x = 4,474,094,886,918.22
  5. Step 5: Solve for x
    x = 4,474,094,886,918.22/2,578,381.96
  6. Step 6: Final answer
    x = 1,735,233.55

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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.