Home / 2,675,115.64-4,011,740.34-1,178,391.16

Finding the Fourth Proportional to 2,675,115.64, 4,011,740.34 and 1,178,391.16

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Solution

The fourth proportional to 2,675,115.64, 4,011,740.34 and 1,178,391.16 is: 1,767,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675,115.64 : 4,011,740.34 = 1,178,391.16 : x
  2. Step 2: Convert to fraction form
    2,675,115.64/4,011,740.34 = 1,178,391.16/x
  3. Step 3: Cross multiply
    2,675,115.64x = 4,011,740.34 × 1,178,391.16
  4. Step 4: Simplify right side
    2,675,115.64x = 4,727,399,352,871.39
  5. Step 5: Solve for x
    x = 4,727,399,352,871.39/2,675,115.64
  6. Step 6: Final answer
    x = 1,767,175.70

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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.