Home / 2,113,278.66-3,169,907.06-515,850.12

Finding the Fourth Proportional to 2,113,278.66, 3,169,907.06 and 515,850.12

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Solution

The fourth proportional to 2,113,278.66, 3,169,907.06 and 515,850.12 is: 773,772.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,278.66 : 3,169,907.06 = 515,850.12 : x
  2. Step 2: Convert to fraction form
    2,113,278.66/3,169,907.06 = 515,850.12/x
  3. Step 3: Cross multiply
    2,113,278.66x = 3,169,907.06 × 515,850.12
  4. Step 4: Simplify right side
    2,113,278.66x = 1,635,196,934,710.60
  5. Step 5: Solve for x
    x = 1,635,196,934,710.60/2,113,278.66
  6. Step 6: Final answer
    x = 773,772.51

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Double scale
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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.