Home / 1,110,832.80-1,665,860.40-578,176.80

Finding the Fourth Proportional to 1,110,832.80, 1,665,860.40 and 578,176.80

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Solution

The fourth proportional to 1,110,832.80, 1,665,860.40 and 578,176.80 is: 867,062.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,832.80 : 1,665,860.40 = 578,176.80 : x
  2. Step 2: Convert to fraction form
    1,110,832.80/1,665,860.40 = 578,176.80/x
  3. Step 3: Cross multiply
    1,110,832.80x = 1,665,860.40 × 578,176.80
  4. Step 4: Simplify right side
    1,110,832.80x = 963,161,835,318.72
  5. Step 5: Solve for x
    x = 963,161,835,318.72/1,110,832.80
  6. Step 6: Final answer
    x = 867,062.83

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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.