Home / 3,678,090.92-5,075,716.74-2,068,458.92

Finding the Fourth Proportional to 3,678,090.92, 5,075,716.74 and 2,068,458.92

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Solution

The fourth proportional to 3,678,090.92, 5,075,716.74 and 2,068,458.92 is: 2,854,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,090.92 : 5,075,716.74 = 2,068,458.92 : x
  2. Step 2: Convert to fraction form
    3,678,090.92/5,075,716.74 = 2,068,458.92/x
  3. Step 3: Cross multiply
    3,678,090.92x = 5,075,716.74 × 2,068,458.92
  4. Step 4: Simplify right side
    3,678,090.92x = 10,498,911,566,246.32
  5. Step 5: Solve for x
    x = 10,498,911,566,246.32/3,678,090.92
  6. Step 6: Final answer
    x = 2,854,445.91

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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.