Home / 3,991,376.34-5,986,979.46-1,295,697.18

Finding the Fourth Proportional to 3,991,376.34, 5,986,979.46 and 1,295,697.18

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Solution

The fourth proportional to 3,991,376.34, 5,986,979.46 and 1,295,697.18 is: 1,943,518.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,376.34 : 5,986,979.46 = 1,295,697.18 : x
  2. Step 2: Convert to fraction form
    3,991,376.34/5,986,979.46 = 1,295,697.18/x
  3. Step 3: Cross multiply
    3,991,376.34x = 5,986,979.46 × 1,295,697.18
  4. Step 4: Simplify right side
    3,991,376.34x = 7,757,312,403,039.92
  5. Step 5: Solve for x
    x = 7,757,312,403,039.92/3,991,376.34
  6. Step 6: Final answer
    x = 1,943,518.16

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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.