Home / 2,077,144.80-3,115,425.60-657,344.40

Finding the Fourth Proportional to 2,077,144.80, 3,115,425.60 and 657,344.40

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Solution

The fourth proportional to 2,077,144.80, 3,115,425.60 and 657,344.40 is: 985,924.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,144.80 : 3,115,425.60 = 657,344.40 : x
  2. Step 2: Convert to fraction form
    2,077,144.80/3,115,425.60 = 657,344.40/x
  3. Step 3: Cross multiply
    2,077,144.80x = 3,115,425.60 × 657,344.40
  4. Step 4: Simplify right side
    2,077,144.80x = 2,047,907,571,776.64
  5. Step 5: Solve for x
    x = 2,047,907,571,776.64/2,077,144.80
  6. Step 6: Final answer
    x = 985,924.32

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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.