Home / 1,104,561.76-1,654,185.28-629,807.84

Finding the Fourth Proportional to 1,104,561.76, 1,654,185.28 and 629,807.84

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Solution

The fourth proportional to 1,104,561.76, 1,654,185.28 and 629,807.84 is: 943,196.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,561.76 : 1,654,185.28 = 629,807.84 : x
  2. Step 2: Convert to fraction form
    1,104,561.76/1,654,185.28 = 629,807.84/x
  3. Step 3: Cross multiply
    1,104,561.76x = 1,654,185.28 × 629,807.84
  4. Step 4: Simplify right side
    1,104,561.76x = 1,041,818,858,156.60
  5. Step 5: Solve for x
    x = 1,041,818,858,156.60/1,104,561.76
  6. Step 6: Final answer
    x = 943,196.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.