Home / 2,701,749.28-3,728,048.88-1,540,345.36

Finding the Fourth Proportional to 2,701,749.28, 3,728,048.88 and 1,540,345.36

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Solution

The fourth proportional to 2,701,749.28, 3,728,048.88 and 1,540,345.36 is: 2,125,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701,749.28 : 3,728,048.88 = 1,540,345.36 : x
  2. Step 2: Convert to fraction form
    2,701,749.28/3,728,048.88 = 1,540,345.36/x
  3. Step 3: Cross multiply
    2,701,749.28x = 3,728,048.88 × 1,540,345.36
  4. Step 4: Simplify right side
    2,701,749.28x = 5,742,482,794,161.20
  5. Step 5: Solve for x
    x = 5,742,482,794,161.20/2,701,749.28
  6. Step 6: Final answer
    x = 2,125,468.43

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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.