Home / 1,127,775.84-1,691,805.58-551,418.39

Finding the Fourth Proportional to 1,127,775.84, 1,691,805.58 and 551,418.39

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Solution

The fourth proportional to 1,127,775.84, 1,691,805.58 and 551,418.39 is: 827,196.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,775.84 : 1,691,805.58 = 551,418.39 : x
  2. Step 2: Convert to fraction form
    1,127,775.84/1,691,805.58 = 551,418.39/x
  3. Step 3: Cross multiply
    1,127,775.84x = 1,691,805.58 × 551,418.39
  4. Step 4: Simplify right side
    1,127,775.84x = 932,892,709,024.60
  5. Step 5: Solve for x
    x = 932,892,709,024.60/1,127,775.84
  6. Step 6: Final answer
    x = 827,196.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.