Home / 1,673,282.24-2,309,143.92-909,335.60

Finding the Fourth Proportional to 1,673,282.24, 2,309,143.92 and 909,335.60

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Solution

The fourth proportional to 1,673,282.24, 2,309,143.92 and 909,335.60 is: 1,254,890.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,282.24 : 2,309,143.92 = 909,335.60 : x
  2. Step 2: Convert to fraction form
    1,673,282.24/2,309,143.92 = 909,335.60/x
  3. Step 3: Cross multiply
    1,673,282.24x = 2,309,143.92 × 909,335.60
  4. Step 4: Simplify right side
    1,673,282.24x = 2,099,786,771,979.55
  5. Step 5: Solve for x
    x = 2,099,786,771,979.55/1,673,282.24
  6. Step 6: Final answer
    x = 1,254,890.97

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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.