Home / 1,926,939.81-2,658,983.15-1,067,339.46

Finding the Fourth Proportional to 1,926,939.81, 2,658,983.15 and 1,067,339.46

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Solution

The fourth proportional to 1,926,939.81, 2,658,983.15 and 1,067,339.46 is: 1,472,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,939.81 : 2,658,983.15 = 1,067,339.46 : x
  2. Step 2: Convert to fraction form
    1,926,939.81/2,658,983.15 = 1,067,339.46/x
  3. Step 3: Cross multiply
    1,926,939.81x = 2,658,983.15 × 1,067,339.46
  4. Step 4: Simplify right side
    1,926,939.81x = 2,838,037,634,133.40
  5. Step 5: Solve for x
    x = 2,838,037,634,133.40/1,926,939.81
  6. Step 6: Final answer
    x = 1,472,821.11

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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.