Home / 2,256,935.88-3,114,628.80-1,238,340.36

Finding the Fourth Proportional to 2,256,935.88, 3,114,628.80 and 1,238,340.36

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Solution

The fourth proportional to 2,256,935.88, 3,114,628.80 and 1,238,340.36 is: 1,708,941.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,935.88 : 3,114,628.80 = 1,238,340.36 : x
  2. Step 2: Convert to fraction form
    2,256,935.88/3,114,628.80 = 1,238,340.36/x
  3. Step 3: Cross multiply
    2,256,935.88x = 3,114,628.80 × 1,238,340.36
  4. Step 4: Simplify right side
    2,256,935.88x = 3,856,970,549,458.37
  5. Step 5: Solve for x
    x = 3,856,970,549,458.37/2,256,935.88
  6. Step 6: Final answer
    x = 1,708,941.13

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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.