Home / 1,113,101.40-1,536,080.43-629,656.24

Finding the Fourth Proportional to 1,113,101.40, 1,536,080.43 and 629,656.24

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Solution

The fourth proportional to 1,113,101.40, 1,536,080.43 and 629,656.24 is: 868,925.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,101.40 : 1,536,080.43 = 629,656.24 : x
  2. Step 2: Convert to fraction form
    1,113,101.40/1,536,080.43 = 629,656.24/x
  3. Step 3: Cross multiply
    1,113,101.40x = 1,536,080.43 × 629,656.24
  4. Step 4: Simplify right side
    1,113,101.40x = 967,202,627,891.38
  5. Step 5: Solve for x
    x = 967,202,627,891.38/1,113,101.40
  6. Step 6: Final answer
    x = 868,925.89

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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.