Home / 1,273,157.85-1,756,991.07-700,213.06

Finding the Fourth Proportional to 1,273,157.85, 1,756,991.07 and 700,213.06

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Solution

The fourth proportional to 1,273,157.85, 1,756,991.07 and 700,213.06 is: 966,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,157.85 : 1,756,991.07 = 700,213.06 : x
  2. Step 2: Convert to fraction form
    1,273,157.85/1,756,991.07 = 700,213.06/x
  3. Step 3: Cross multiply
    1,273,157.85x = 1,756,991.07 × 700,213.06
  4. Step 4: Simplify right side
    1,273,157.85x = 1,230,268,087,799.89
  5. Step 5: Solve for x
    x = 1,230,268,087,799.89/1,273,157.85
  6. Step 6: Final answer
    x = 966,312.30

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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.