Home / 1,359,066.33-1,875,399.91-800,171.87

Finding the Fourth Proportional to 1,359,066.33, 1,875,399.91 and 800,171.87

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Solution

The fourth proportional to 1,359,066.33, 1,875,399.91 and 800,171.87 is: 1,104,171.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,066.33 : 1,875,399.91 = 800,171.87 : x
  2. Step 2: Convert to fraction form
    1,359,066.33/1,875,399.91 = 800,171.87/x
  3. Step 3: Cross multiply
    1,359,066.33x = 1,875,399.91 × 800,171.87
  4. Step 4: Simplify right side
    1,359,066.33x = 1,500,642,258,255.18
  5. Step 5: Solve for x
    x = 1,500,642,258,255.18/1,359,066.33
  6. Step 6: Final answer
    x = 1,104,171.46

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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.