Home / 1,010,788.98-1,394,878.07-551,902.11

Finding the Fourth Proportional to 1,010,788.98, 1,394,878.07 and 551,902.11

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Solution

The fourth proportional to 1,010,788.98, 1,394,878.07 and 551,902.11 is: 761,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,788.98 : 1,394,878.07 = 551,902.11 : x
  2. Step 2: Convert to fraction form
    1,010,788.98/1,394,878.07 = 551,902.11/x
  3. Step 3: Cross multiply
    1,010,788.98x = 1,394,878.07 × 551,902.11
  4. Step 4: Simplify right side
    1,010,788.98x = 769,836,143,070.24
  5. Step 5: Solve for x
    x = 769,836,143,070.24/1,010,788.98
  6. Step 6: Final answer
    x = 761,619.05

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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.