Home / 1,365,530.88-1,884,769.92-829,436.16

Finding the Fourth Proportional to 1,365,530.88, 1,884,769.92 and 829,436.16

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Solution

The fourth proportional to 1,365,530.88, 1,884,769.92 and 829,436.16 is: 1,144,826.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,530.88 : 1,884,769.92 = 829,436.16 : x
  2. Step 2: Convert to fraction form
    1,365,530.88/1,884,769.92 = 829,436.16/x
  3. Step 3: Cross multiply
    1,365,530.88x = 1,884,769.92 × 829,436.16
  4. Step 4: Simplify right side
    1,365,530.88x = 1,563,296,324,928.31
  5. Step 5: Solve for x
    x = 1,563,296,324,928.31/1,365,530.88
  6. Step 6: Final answer
    x = 1,144,826.78

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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.