Home / 1,293,873.20-1,940,809.80-1,181,898.80

Finding the Fourth Proportional to 1,293,873.20, 1,940,809.80 and 1,181,898.80

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Solution

The fourth proportional to 1,293,873.20, 1,940,809.80 and 1,181,898.80 is: 1,772,848.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,873.20 : 1,940,809.80 = 1,181,898.80 : x
  2. Step 2: Convert to fraction form
    1,293,873.20/1,940,809.80 = 1,181,898.80/x
  3. Step 3: Cross multiply
    1,293,873.20x = 1,940,809.80 × 1,181,898.80
  4. Step 4: Simplify right side
    1,293,873.20x = 2,293,840,773,648.24
  5. Step 5: Solve for x
    x = 2,293,840,773,648.24/1,293,873.20
  6. Step 6: Final answer
    x = 1,772,848.20

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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.