Home / 2,677,859.68-4,016,822.10-784,639.48

Finding the Fourth Proportional to 2,677,859.68, 4,016,822.10 and 784,639.48

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Solution

The fourth proportional to 2,677,859.68, 4,016,822.10 and 784,639.48 is: 1,176,968.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677,859.68 : 4,016,822.10 = 784,639.48 : x
  2. Step 2: Convert to fraction form
    2,677,859.68/4,016,822.10 = 784,639.48/x
  3. Step 3: Cross multiply
    2,677,859.68x = 4,016,822.10 × 784,639.48
  4. Step 4: Simplify right side
    2,677,859.68x = 3,151,757,203,796.51
  5. Step 5: Solve for x
    x = 3,151,757,203,796.51/2,677,859.68
  6. Step 6: Final answer
    x = 1,176,968.77

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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.