Home / 3,526,718.17-4,866,924.40-1,978,323.08

Finding the Fourth Proportional to 3,526,718.17, 4,866,924.40 and 1,978,323.08

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Solution

The fourth proportional to 3,526,718.17, 4,866,924.40 and 1,978,323.08 is: 2,730,115.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526,718.17 : 4,866,924.40 = 1,978,323.08 : x
  2. Step 2: Convert to fraction form
    3,526,718.17/4,866,924.40 = 1,978,323.08/x
  3. Step 3: Cross multiply
    3,526,718.17x = 4,866,924.40 × 1,978,323.08
  4. Step 4: Simplify right side
    3,526,718.17x = 9,628,348,858,105.69
  5. Step 5: Solve for x
    x = 9,628,348,858,105.69/3,526,718.17
  6. Step 6: Final answer
    x = 2,730,115.76

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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.