Home / 1,926,939.51-2,658,982.70-1,067,339.16

Finding the Fourth Proportional to 1,926,939.51, 2,658,982.70 and 1,067,339.16

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Solution

The fourth proportional to 1,926,939.51, 2,658,982.70 and 1,067,339.16 is: 1,472,820.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,939.51 : 2,658,982.70 = 1,067,339.16 : x
  2. Step 2: Convert to fraction form
    1,926,939.51/2,658,982.70 = 1,067,339.16/x
  3. Step 3: Cross multiply
    1,926,939.51x = 2,658,982.70 × 1,067,339.16
  4. Step 4: Simplify right side
    1,926,939.51x = 2,838,036,364,140.88
  5. Step 5: Solve for x
    x = 2,838,036,364,140.88/1,926,939.51
  6. Step 6: Final answer
    x = 1,472,820.68

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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.