Home / 1,110,079.46-1,665,783.49-478,993.28

Finding the Fourth Proportional to 1,110,079.46, 1,665,783.49 and 478,993.28

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Solution

The fourth proportional to 1,110,079.46, 1,665,783.49 and 478,993.28 is: 718,776.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,079.46 : 1,665,783.49 = 478,993.28 : x
  2. Step 2: Convert to fraction form
    1,110,079.46/1,665,783.49 = 478,993.28/x
  3. Step 3: Cross multiply
    1,110,079.46x = 1,665,783.49 × 478,993.28
  4. Step 4: Simplify right side
    1,110,079.46x = 797,899,086,995.93
  5. Step 5: Solve for x
    x = 797,899,086,995.93/1,110,079.46
  6. Step 6: Final answer
    x = 718,776.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.