Home / 3,157,358.72-4,357,066.56-1,726,544

Finding the Fourth Proportional to 3,157,358.72, 4,357,066.56 and 1,726,544

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Solution

The fourth proportional to 3,157,358.72, 4,357,066.56 and 1,726,544 is: 2,382,582.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,358.72 : 4,357,066.56 = 1,726,544 : x
  2. Step 2: Convert to fraction form
    3,157,358.72/4,357,066.56 = 1,726,544/x
  3. Step 3: Cross multiply
    3,157,358.72x = 4,357,066.56 × 1,726,544
  4. Step 4: Simplify right side
    3,157,358.72x = 7,522,667,126,768.64
  5. Step 5: Solve for x
    x = 7,522,667,126,768.64/3,157,358.72
  6. Step 6: Final answer
    x = 2,382,582.34

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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.