Home / 1,010,770.12-1,394,865.42-551,885.32

Finding the Fourth Proportional to 1,010,770.12, 1,394,865.42 and 551,885.32

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Solution

The fourth proportional to 1,010,770.12, 1,394,865.42 and 551,885.32 is: 761,603.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,770.12 : 1,394,865.42 = 551,885.32 : x
  2. Step 2: Convert to fraction form
    1,010,770.12/1,394,865.42 = 551,885.32/x
  3. Step 3: Cross multiply
    1,010,770.12x = 1,394,865.42 × 551,885.32
  4. Step 4: Simplify right side
    1,010,770.12x = 769,805,748,673.63
  5. Step 5: Solve for x
    x = 769,805,748,673.63/1,010,770.12
  6. Step 6: Final answer
    x = 761,603.19

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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.