Home / 2,731,857.60-4,097,786.40-1,314,681.60

Finding the Fourth Proportional to 2,731,857.60, 4,097,786.40 and 1,314,681.60

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Solution

The fourth proportional to 2,731,857.60, 4,097,786.40 and 1,314,681.60 is: 1,972,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,857.60 : 4,097,786.40 = 1,314,681.60 : x
  2. Step 2: Convert to fraction form
    2,731,857.60/4,097,786.40 = 1,314,681.60/x
  3. Step 3: Cross multiply
    2,731,857.60x = 4,097,786.40 × 1,314,681.60
  4. Step 4: Simplify right side
    2,731,857.60x = 5,387,284,380,810.24
  5. Step 5: Solve for x
    x = 5,387,284,380,810.24/2,731,857.60
  6. Step 6: Final answer
    x = 1,972,022.40

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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.