Home / 3,623,085.77-4,999,791.09-1,991,458.23

Finding the Fourth Proportional to 3,623,085.77, 4,999,791.09 and 1,991,458.23

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Solution

The fourth proportional to 3,623,085.77, 4,999,791.09 and 1,991,458.23 is: 2,748,175.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,085.77 : 4,999,791.09 = 1,991,458.23 : x
  2. Step 2: Convert to fraction form
    3,623,085.77/4,999,791.09 = 1,991,458.23/x
  3. Step 3: Cross multiply
    3,623,085.77x = 4,999,791.09 × 1,991,458.23
  4. Step 4: Simplify right side
    3,623,085.77x = 9,956,875,114,461.17
  5. Step 5: Solve for x
    x = 9,956,875,114,461.17/3,623,085.77
  6. Step 6: Final answer
    x = 2,748,175.38

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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.