Home / 1,010,853.66-1,394,984.80-551,971.42

Finding the Fourth Proportional to 1,010,853.66, 1,394,984.80 and 551,971.42

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Solution

The fourth proportional to 1,010,853.66, 1,394,984.80 and 551,971.42 is: 761,724.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,853.66 : 1,394,984.80 = 551,971.42 : x
  2. Step 2: Convert to fraction form
    1,010,853.66/1,394,984.80 = 551,971.42/x
  3. Step 3: Cross multiply
    1,010,853.66x = 1,394,984.80 × 551,971.42
  4. Step 4: Simplify right side
    1,010,853.66x = 769,991,740,934.42
  5. Step 5: Solve for x
    x = 769,991,740,934.42/1,010,853.66
  6. Step 6: Final answer
    x = 761,724.24

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1.5x scale

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.