Home / 3,458,308.15-4,772,870.04-2,876,504.81

Finding the Fourth Proportional to 3,458,308.15, 4,772,870.04 and 2,876,504.81

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Solution

The fourth proportional to 3,458,308.15, 4,772,870.04 and 2,876,504.81 is: 3,969,913.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458,308.15 : 4,772,870.04 = 2,876,504.81 : x
  2. Step 2: Convert to fraction form
    3,458,308.15/4,772,870.04 = 2,876,504.81/x
  3. Step 3: Cross multiply
    3,458,308.15x = 4,772,870.04 × 2,876,504.81
  4. Step 4: Simplify right side
    3,458,308.15x = 13,729,183,643,678.78
  5. Step 5: Solve for x
    x = 13,729,183,643,678.78/3,458,308.15
  6. Step 6: Final answer
    x = 3,969,913.34

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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.