Home / 1,909,451.11-2,863,564.08-629,770.90

Finding the Fourth Proportional to 1,909,451.11, 2,863,564.08 and 629,770.90

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Solution

The fourth proportional to 1,909,451.11, 2,863,564.08 and 629,770.90 is: 944,454.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,451.11 : 2,863,564.08 = 629,770.90 : x
  2. Step 2: Convert to fraction form
    1,909,451.11/2,863,564.08 = 629,770.90/x
  3. Step 3: Cross multiply
    1,909,451.11x = 2,863,564.08 × 629,770.90
  4. Step 4: Simplify right side
    1,909,451.11x = 1,803,389,327,869.27
  5. Step 5: Solve for x
    x = 1,803,389,327,869.27/1,909,451.11
  6. Step 6: Final answer
    x = 944,454.31

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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.