Home / 1,368,005.60-2,052,008.40-1,181,381.60

Finding the Fourth Proportional to 1,368,005.60, 2,052,008.40 and 1,181,381.60

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Solution

The fourth proportional to 1,368,005.60, 2,052,008.40 and 1,181,381.60 is: 1,772,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,005.60 : 2,052,008.40 = 1,181,381.60 : x
  2. Step 2: Convert to fraction form
    1,368,005.60/2,052,008.40 = 1,181,381.60/x
  3. Step 3: Cross multiply
    1,368,005.60x = 2,052,008.40 × 1,181,381.60
  4. Step 4: Simplify right side
    1,368,005.60x = 2,424,204,966,805.44
  5. Step 5: Solve for x
    x = 2,424,204,966,805.44/1,368,005.60
  6. Step 6: Final answer
    x = 1,772,072.40

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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.