Home / 1,241,493.80-1,863,543.78-1,100,242.76

Finding the Fourth Proportional to 1,241,493.80, 1,863,543.78 and 1,100,242.76

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Solution

The fourth proportional to 1,241,493.80, 1,863,543.78 and 1,100,242.76 is: 1,651,518.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,493.80 : 1,863,543.78 = 1,100,242.76 : x
  2. Step 2: Convert to fraction form
    1,241,493.80/1,863,543.78 = 1,100,242.76/x
  3. Step 3: Cross multiply
    1,241,493.80x = 1,863,543.78 × 1,100,242.76
  4. Step 4: Simplify right side
    1,241,493.80x = 2,050,350,551,888.03
  5. Step 5: Solve for x
    x = 2,050,350,551,888.03/1,241,493.80
  6. Step 6: Final answer
    x = 1,651,518.96

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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.