Home / 1,184,122.80-1,776,180.42-425,962.80

Finding the Fourth Proportional to 1,184,122.80, 1,776,180.42 and 425,962.80

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Solution

The fourth proportional to 1,184,122.80, 1,776,180.42 and 425,962.80 is: 638,942.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,122.80 : 1,776,180.42 = 425,962.80 : x
  2. Step 2: Convert to fraction form
    1,184,122.80/1,776,180.42 = 425,962.80/x
  3. Step 3: Cross multiply
    1,184,122.80x = 1,776,180.42 × 425,962.80
  4. Step 4: Simplify right side
    1,184,122.80x = 756,586,785,008.38
  5. Step 5: Solve for x
    x = 756,586,785,008.38/1,184,122.80
  6. Step 6: Final answer
    x = 638,942.84

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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.