Home / 2,861,386.80-3,949,057.08-1,716,097.20

Finding the Fourth Proportional to 2,861,386.80, 3,949,057.08 and 1,716,097.20

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Solution

The fourth proportional to 2,861,386.80, 3,949,057.08 and 1,716,097.20 is: 2,368,420.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,386.80 : 3,949,057.08 = 1,716,097.20 : x
  2. Step 2: Convert to fraction form
    2,861,386.80/3,949,057.08 = 1,716,097.20/x
  3. Step 3: Cross multiply
    2,861,386.80x = 3,949,057.08 × 1,716,097.20
  4. Step 4: Simplify right side
    2,861,386.80x = 6,776,965,797,628.18
  5. Step 5: Solve for x
    x = 6,776,965,797,628.18/2,861,386.80
  6. Step 6: Final answer
    x = 2,368,420.03

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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.