Home / 1,417,467.60-1,956,033.36-772,882.56

Finding the Fourth Proportional to 1,417,467.60, 1,956,033.36 and 772,882.56

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Solution

The fourth proportional to 1,417,467.60, 1,956,033.36 and 772,882.56 is: 1,066,538.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,467.60 : 1,956,033.36 = 772,882.56 : x
  2. Step 2: Convert to fraction form
    1,417,467.60/1,956,033.36 = 772,882.56/x
  3. Step 3: Cross multiply
    1,417,467.60x = 1,956,033.36 × 772,882.56
  4. Step 4: Simplify right side
    1,417,467.60x = 1,511,784,070,722.20
  5. Step 5: Solve for x
    x = 1,511,784,070,722.20/1,417,467.60
  6. Step 6: Final answer
    x = 1,066,538.71

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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.