Home / 1,273,274.51-1,756,229.11-864,666.97

Finding the Fourth Proportional to 1,273,274.51, 1,756,229.11 and 864,666.97

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Solution

The fourth proportional to 1,273,274.51, 1,756,229.11 and 864,666.97 is: 1,192,636.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,274.51 : 1,756,229.11 = 864,666.97 : x
  2. Step 2: Convert to fraction form
    1,273,274.51/1,756,229.11 = 864,666.97/x
  3. Step 3: Cross multiply
    1,273,274.51x = 1,756,229.11 × 864,666.97
  4. Step 4: Simplify right side
    1,273,274.51x = 1,518,553,296,617.26
  5. Step 5: Solve for x
    x = 1,518,553,296,617.26/1,273,274.51
  6. Step 6: Final answer
    x = 1,192,636.22

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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.