Home / 1,143,216.08-1,577,659.88-626,937.27

Finding the Fourth Proportional to 1,143,216.08, 1,577,659.88 and 626,937.27

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Solution

The fourth proportional to 1,143,216.08, 1,577,659.88 and 626,937.27 is: 865,185.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,216.08 : 1,577,659.88 = 626,937.27 : x
  2. Step 2: Convert to fraction form
    1,143,216.08/1,577,659.88 = 626,937.27/x
  3. Step 3: Cross multiply
    1,143,216.08x = 1,577,659.88 × 626,937.27
  4. Step 4: Simplify right side
    1,143,216.08x = 989,093,773,806.85
  5. Step 5: Solve for x
    x = 989,093,773,806.85/1,143,216.08
  6. Step 6: Final answer
    x = 865,185.32

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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.