Home / 2,956,832.53-4,079,657.78-1,732,480.21

Finding the Fourth Proportional to 2,956,832.53, 4,079,657.78 and 1,732,480.21

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Solution

The fourth proportional to 2,956,832.53, 4,079,657.78 and 1,732,480.21 is: 2,390,370.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956,832.53 : 4,079,657.78 = 1,732,480.21 : x
  2. Step 2: Convert to fraction form
    2,956,832.53/4,079,657.78 = 1,732,480.21/x
  3. Step 3: Cross multiply
    2,956,832.53x = 4,079,657.78 × 1,732,480.21
  4. Step 4: Simplify right side
    2,956,832.53x = 7,067,926,370,356.51
  5. Step 5: Solve for x
    x = 7,067,926,370,356.51/2,956,832.53
  6. Step 6: Final answer
    x = 2,390,370.88

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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.