Home / 2,540,704.52-3,506,242.44-1,438,048.28

Finding the Fourth Proportional to 2,540,704.52, 3,506,242.44 and 1,438,048.28

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Solution

The fourth proportional to 2,540,704.52, 3,506,242.44 and 1,438,048.28 is: 1,984,546.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540,704.52 : 3,506,242.44 = 1,438,048.28 : x
  2. Step 2: Convert to fraction form
    2,540,704.52/3,506,242.44 = 1,438,048.28/x
  3. Step 3: Cross multiply
    2,540,704.52x = 3,506,242.44 × 1,438,048.28
  4. Step 4: Simplify right side
    2,540,704.52x = 5,042,145,924,263.29
  5. Step 5: Solve for x
    x = 5,042,145,924,263.29/2,540,704.52
  6. Step 6: Final answer
    x = 1,984,546.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.