Home / 1,613,330-2,226,356.16-888,171.92

Finding the Fourth Proportional to 1,613,330, 2,226,356.16 and 888,171.92

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Solution

The fourth proportional to 1,613,330, 2,226,356.16 and 888,171.92 is: 1,225,655.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,330 : 2,226,356.16 = 888,171.92 : x
  2. Step 2: Convert to fraction form
    1,613,330/2,226,356.16 = 888,171.92/x
  3. Step 3: Cross multiply
    1,613,330x = 2,226,356.16 × 888,171.92
  4. Step 4: Simplify right side
    1,613,330x = 1,977,387,025,231.03
  5. Step 5: Solve for x
    x = 1,977,387,025,231.03/1,613,330
  6. Step 6: Final answer
    x = 1,225,655.65

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Double scale
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1.5x scale

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.