Home / 5,079,492.54-7,009,468.71-2,787,607.74

Finding the Fourth Proportional to 5,079,492.54, 7,009,468.71 and 2,787,607.74

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Solution

The fourth proportional to 5,079,492.54, 7,009,468.71 and 2,787,607.74 is: 3,846,771.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079,492.54 : 7,009,468.71 = 2,787,607.74 : x
  2. Step 2: Convert to fraction form
    5,079,492.54/7,009,468.71 = 2,787,607.74/x
  3. Step 3: Cross multiply
    5,079,492.54x = 7,009,468.71 × 2,787,607.74
  4. Step 4: Simplify right side
    5,079,492.54x = 19,539,649,229,283.82
  5. Step 5: Solve for x
    x = 19,539,649,229,283.82/5,079,492.54
  6. Step 6: Final answer
    x = 3,846,771.91

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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.