Home / 1,059,542.33-1,590,020.17-385,623.44

Finding the Fourth Proportional to 1,059,542.33, 1,590,020.17 and 385,623.44

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Solution

The fourth proportional to 1,059,542.33, 1,590,020.17 and 385,623.44 is: 578,692.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,542.33 : 1,590,020.17 = 385,623.44 : x
  2. Step 2: Convert to fraction form
    1,059,542.33/1,590,020.17 = 385,623.44/x
  3. Step 3: Cross multiply
    1,059,542.33x = 1,590,020.17 × 385,623.44
  4. Step 4: Simplify right side
    1,059,542.33x = 613,149,047,624.79
  5. Step 5: Solve for x
    x = 613,149,047,624.79/1,059,542.33
  6. Step 6: Final answer
    x = 578,692.36

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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.