Home / 3,400,347.64-4,692,122.92-1,929,787.88

Finding the Fourth Proportional to 3,400,347.64, 4,692,122.92 and 1,929,787.88

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Solution

The fourth proportional to 3,400,347.64, 4,692,122.92 and 1,929,787.88 is: 2,662,904.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,347.64 : 4,692,122.92 = 1,929,787.88 : x
  2. Step 2: Convert to fraction form
    3,400,347.64/4,692,122.92 = 1,929,787.88/x
  3. Step 3: Cross multiply
    3,400,347.64x = 4,692,122.92 × 1,929,787.88
  4. Step 4: Simplify right side
    3,400,347.64x = 9,054,801,942,486.21
  5. Step 5: Solve for x
    x = 9,054,801,942,486.21/3,400,347.64
  6. Step 6: Final answer
    x = 2,662,904.77

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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.