Home / 1,113,100.07-1,536,078.59-629,654.90

Finding the Fourth Proportional to 1,113,100.07, 1,536,078.59 and 629,654.90

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Solution

The fourth proportional to 1,113,100.07, 1,536,078.59 and 629,654.90 is: 868,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,100.07 : 1,536,078.59 = 629,654.90 : x
  2. Step 2: Convert to fraction form
    1,113,100.07/1,536,078.59 = 629,654.90/x
  3. Step 3: Cross multiply
    1,113,100.07x = 1,536,078.59 × 629,654.90
  4. Step 4: Simplify right side
    1,113,100.07x = 967,199,400,149.92
  5. Step 5: Solve for x
    x = 967,199,400,149.92/1,113,100.07
  6. Step 6: Final answer
    x = 868,924.04

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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.