Home / 1,823,179.12-2,515,945.80-1,007,384.36

Finding the Fourth Proportional to 1,823,179.12, 2,515,945.80 and 1,007,384.36

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Solution

The fourth proportional to 1,823,179.12, 2,515,945.80 and 1,007,384.36 is: 1,390,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823,179.12 : 2,515,945.80 = 1,007,384.36 : x
  2. Step 2: Convert to fraction form
    1,823,179.12/2,515,945.80 = 1,007,384.36/x
  3. Step 3: Cross multiply
    1,823,179.12x = 2,515,945.80 × 1,007,384.36
  4. Step 4: Simplify right side
    1,823,179.12x = 2,534,524,449,527.69
  5. Step 5: Solve for x
    x = 2,534,524,449,527.69/1,823,179.12
  6. Step 6: Final answer
    x = 1,390,167.55

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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.