Home / 2,861,356.14-3,945,960.45-1,879,568.10

Finding the Fourth Proportional to 2,861,356.14, 3,945,960.45 and 1,879,568.10

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Solution

The fourth proportional to 2,861,356.14, 3,945,960.45 and 1,879,568.10 is: 2,592,023.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,356.14 : 3,945,960.45 = 1,879,568.10 : x
  2. Step 2: Convert to fraction form
    2,861,356.14/3,945,960.45 = 1,879,568.10/x
  3. Step 3: Cross multiply
    2,861,356.14x = 3,945,960.45 × 1,879,568.10
  4. Step 4: Simplify right side
    2,861,356.14x = 7,416,701,385,681.65
  5. Step 5: Solve for x
    x = 7,416,701,385,681.65/2,861,356.14
  6. Step 6: Final answer
    x = 2,592,023.16

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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.