Home / 1,070,760.30-1,477,623.78-587,321.16

Finding the Fourth Proportional to 1,070,760.30, 1,477,623.78 and 587,321.16

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Solution

The fourth proportional to 1,070,760.30, 1,477,623.78 and 587,321.16 is: 810,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,760.30 : 1,477,623.78 = 587,321.16 : x
  2. Step 2: Convert to fraction form
    1,070,760.30/1,477,623.78 = 587,321.16/x
  3. Step 3: Cross multiply
    1,070,760.30x = 1,477,623.78 × 587,321.16
  4. Step 4: Simplify right side
    1,070,760.30x = 867,839,712,513.19
  5. Step 5: Solve for x
    x = 867,839,712,513.19/1,070,760.30
  6. Step 6: Final answer
    x = 810,489.25

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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.