Home / 1,010,670.48-1,394,727.12-557,961.84

Finding the Fourth Proportional to 1,010,670.48, 1,394,727.12 and 557,961.84

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Solution

The fourth proportional to 1,010,670.48, 1,394,727.12 and 557,961.84 is: 769,988.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,670.48 : 1,394,727.12 = 557,961.84 : x
  2. Step 2: Convert to fraction form
    1,010,670.48/1,394,727.12 = 557,961.84/x
  3. Step 3: Cross multiply
    1,010,670.48x = 1,394,727.12 × 557,961.84
  4. Step 4: Simplify right side
    1,010,670.48x = 778,204,510,173.10
  5. Step 5: Solve for x
    x = 778,204,510,173.10/1,010,670.48
  6. Step 6: Final answer
    x = 769,988.36

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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.