Home / 1,929,399.88-2,662,530.18-1,113,539.56

Finding the Fourth Proportional to 1,929,399.88, 2,662,530.18 and 1,113,539.56

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Solution

The fourth proportional to 1,929,399.88, 2,662,530.18 and 1,113,539.56 is: 1,536,660.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,399.88 : 2,662,530.18 = 1,113,539.56 : x
  2. Step 2: Convert to fraction form
    1,929,399.88/2,662,530.18 = 1,113,539.56/x
  3. Step 3: Cross multiply
    1,929,399.88x = 2,662,530.18 × 1,113,539.56
  4. Step 4: Simplify right side
    1,929,399.88x = 2,964,832,685,123.92
  5. Step 5: Solve for x
    x = 2,964,832,685,123.92/1,929,399.88
  6. Step 6: Final answer
    x = 1,536,660.55

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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.