Home / 1,010,067.67-1,393,922.95-551,211.80

Finding the Fourth Proportional to 1,010,067.67, 1,393,922.95 and 551,211.80

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Solution

The fourth proportional to 1,010,067.67, 1,393,922.95 and 551,211.80 is: 760,688.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,067.67 : 1,393,922.95 = 551,211.80 : x
  2. Step 2: Convert to fraction form
    1,010,067.67/1,393,922.95 = 551,211.80/x
  3. Step 3: Cross multiply
    1,010,067.67x = 1,393,922.95 × 551,211.80
  4. Step 4: Simplify right side
    1,010,067.67x = 768,346,778,330.81
  5. Step 5: Solve for x
    x = 768,346,778,330.81/1,010,067.67
  6. Step 6: Final answer
    x = 760,688.42

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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.