Home / 1,010,145.96-1,394,030.84-551,290.05

Finding the Fourth Proportional to 1,010,145.96, 1,394,030.84 and 551,290.05

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Solution

The fourth proportional to 1,010,145.96, 1,394,030.84 and 551,290.05 is: 760,796.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,145.96 : 1,394,030.84 = 551,290.05 : x
  2. Step 2: Convert to fraction form
    1,010,145.96/1,394,030.84 = 551,290.05/x
  3. Step 3: Cross multiply
    1,010,145.96x = 1,394,030.84 × 551,290.05
  4. Step 4: Simplify right side
    1,010,145.96x = 768,515,328,728.69
  5. Step 5: Solve for x
    x = 768,515,328,728.69/1,010,145.96
  6. Step 6: Final answer
    x = 760,796.32

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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.