Home / 5,005,878.91-6,908,258.63-2,830,375.37

Finding the Fourth Proportional to 5,005,878.91, 6,908,258.63 and 2,830,375.37

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Solution

The fourth proportional to 5,005,878.91, 6,908,258.63 and 2,830,375.37 is: 3,906,000.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005,878.91 : 6,908,258.63 = 2,830,375.37 : x
  2. Step 2: Convert to fraction form
    5,005,878.91/6,908,258.63 = 2,830,375.37/x
  3. Step 3: Cross multiply
    5,005,878.91x = 6,908,258.63 × 2,830,375.37
  4. Step 4: Simplify right side
    5,005,878.91x = 19,552,965,100,288.53
  5. Step 5: Solve for x
    x = 19,552,965,100,288.53/5,005,878.91
  6. Step 6: Final answer
    x = 3,906,000.42

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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.