Home / 2,818,127.28-3,889,037.64-1,656,261.52

Finding the Fourth Proportional to 2,818,127.28, 3,889,037.64 and 1,656,261.52

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Solution

The fourth proportional to 2,818,127.28, 3,889,037.64 and 1,656,261.52 is: 2,285,653.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,127.28 : 3,889,037.64 = 1,656,261.52 : x
  2. Step 2: Convert to fraction form
    2,818,127.28/3,889,037.64 = 1,656,261.52/x
  3. Step 3: Cross multiply
    2,818,127.28x = 3,889,037.64 × 1,656,261.52
  4. Step 4: Simplify right side
    2,818,127.28x = 6,441,263,392,963.61
  5. Step 5: Solve for x
    x = 6,441,263,392,963.61/2,818,127.28
  6. Step 6: Final answer
    x = 2,285,653.82

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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.