Home / 1,225,972.38-1,838,940.05-551,577.44

Finding the Fourth Proportional to 1,225,972.38, 1,838,940.05 and 551,577.44

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Solution

The fourth proportional to 1,225,972.38, 1,838,940.05 and 551,577.44 is: 827,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,972.38 : 1,838,940.05 = 551,577.44 : x
  2. Step 2: Convert to fraction form
    1,225,972.38/1,838,940.05 = 551,577.44/x
  3. Step 3: Cross multiply
    1,225,972.38x = 1,838,940.05 × 551,577.44
  4. Step 4: Simplify right side
    1,225,972.38x = 1,014,317,833,139.88
  5. Step 5: Solve for x
    x = 1,014,317,833,139.88/1,225,972.38
  6. Step 6: Final answer
    x = 827,357.82

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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.