Home / 3,042,917.12-4,199,356.80-1,684,790

Finding the Fourth Proportional to 3,042,917.12, 4,199,356.80 and 1,684,790

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Solution

The fourth proportional to 3,042,917.12, 4,199,356.80 and 1,684,790 is: 2,325,082.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,917.12 : 4,199,356.80 = 1,684,790 : x
  2. Step 2: Convert to fraction form
    3,042,917.12/4,199,356.80 = 1,684,790/x
  3. Step 3: Cross multiply
    3,042,917.12x = 4,199,356.80 × 1,684,790
  4. Step 4: Simplify right side
    3,042,917.12x = 7,075,034,343,072
  5. Step 5: Solve for x
    x = 7,075,034,343,072/3,042,917.12
  6. Step 6: Final answer
    x = 2,325,082.83

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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.