Home / 4,121,036.40-6,181,554.60-2,105,497.20

Finding the Fourth Proportional to 4,121,036.40, 6,181,554.60 and 2,105,497.20

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Solution

The fourth proportional to 4,121,036.40, 6,181,554.60 and 2,105,497.20 is: 3,158,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121,036.40 : 6,181,554.60 = 2,105,497.20 : x
  2. Step 2: Convert to fraction form
    4,121,036.40/6,181,554.60 = 2,105,497.20/x
  3. Step 3: Cross multiply
    4,121,036.40x = 6,181,554.60 × 2,105,497.20
  4. Step 4: Simplify right side
    4,121,036.40x = 13,015,245,901,947.12
  5. Step 5: Solve for x
    x = 13,015,245,901,947.12/4,121,036.40
  6. Step 6: Final answer
    x = 3,158,245.80

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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.