Home / 3,151,282.52-4,349,080.14-1,928,139.32

Finding the Fourth Proportional to 3,151,282.52, 4,349,080.14 and 1,928,139.32

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Solution

The fourth proportional to 3,151,282.52, 4,349,080.14 and 1,928,139.32 is: 2,661,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,282.52 : 4,349,080.14 = 1,928,139.32 : x
  2. Step 2: Convert to fraction form
    3,151,282.52/4,349,080.14 = 1,928,139.32/x
  3. Step 3: Cross multiply
    3,151,282.52x = 4,349,080.14 × 1,928,139.32
  4. Step 4: Simplify right side
    3,151,282.52x = 8,385,632,423,765.11
  5. Step 5: Solve for x
    x = 8,385,632,423,765.11/3,151,282.52
  6. Step 6: Final answer
    x = 2,661,022.10

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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.