Home / 1,932,287.20-2,666,420.52-1,072,796.20

Finding the Fourth Proportional to 1,932,287.20, 2,666,420.52 and 1,072,796.20

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Solution

The fourth proportional to 1,932,287.20, 2,666,420.52 and 1,072,796.20 is: 1,480,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,287.20 : 2,666,420.52 = 1,072,796.20 : x
  2. Step 2: Convert to fraction form
    1,932,287.20/2,666,420.52 = 1,072,796.20/x
  3. Step 3: Cross multiply
    1,932,287.20x = 2,666,420.52 × 1,072,796.20
  4. Step 4: Simplify right side
    1,932,287.20x = 2,860,525,801,458.02
  5. Step 5: Solve for x
    x = 2,860,525,801,458.02/1,932,287.20
  6. Step 6: Final answer
    x = 1,480,383.35

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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.