Home / 1,107,161.64-1,527,995.93-677,725.56

Finding the Fourth Proportional to 1,107,161.64, 1,527,995.93 and 677,725.56

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Solution

The fourth proportional to 1,107,161.64, 1,527,995.93 and 677,725.56 is: 935,330.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,161.64 : 1,527,995.93 = 677,725.56 : x
  2. Step 2: Convert to fraction form
    1,107,161.64/1,527,995.93 = 677,725.56/x
  3. Step 3: Cross multiply
    1,107,161.64x = 1,527,995.93 × 677,725.56
  4. Step 4: Simplify right side
    1,107,161.64x = 1,035,561,893,948.34
  5. Step 5: Solve for x
    x = 1,035,561,893,948.34/1,107,161.64
  6. Step 6: Final answer
    x = 935,330.36

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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.