Home / 1,009,943.04-1,394,226.44-628,092.84

Finding the Fourth Proportional to 1,009,943.04, 1,394,226.44 and 628,092.84

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Solution

The fourth proportional to 1,009,943.04, 1,394,226.44 and 628,092.84 is: 867,082.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,943.04 : 1,394,226.44 = 628,092.84 : x
  2. Step 2: Convert to fraction form
    1,009,943.04/1,394,226.44 = 628,092.84/x
  3. Step 3: Cross multiply
    1,009,943.04x = 1,394,226.44 × 628,092.84
  4. Step 4: Simplify right side
    1,009,943.04x = 875,703,644,302.69
  5. Step 5: Solve for x
    x = 875,703,644,302.69/1,009,943.04
  6. Step 6: Final answer
    x = 867,082.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.