Home / 1,110,079.42-1,665,783.41-478,993.23

Finding the Fourth Proportional to 1,110,079.42, 1,665,783.41 and 478,993.23

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Solution

The fourth proportional to 1,110,079.42, 1,665,783.41 and 478,993.23 is: 718,776.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,079.42 : 1,665,783.41 = 478,993.23 : x
  2. Step 2: Convert to fraction form
    1,110,079.42/1,665,783.41 = 478,993.23/x
  3. Step 3: Cross multiply
    1,110,079.42x = 1,665,783.41 × 478,993.23
  4. Step 4: Simplify right side
    1,110,079.42x = 797,898,974,842.71
  5. Step 5: Solve for x
    x = 797,898,974,842.71/1,110,079.42
  6. Step 6: Final answer
    x = 718,776.48

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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.