Home / 2,721,976-4,081,633.44-1,643,600.32

Finding the Fourth Proportional to 2,721,976, 4,081,633.44 and 1,643,600.32

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Solution

The fourth proportional to 2,721,976, 4,081,633.44 and 1,643,600.32 is: 2,464,597.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,976 : 4,081,633.44 = 1,643,600.32 : x
  2. Step 2: Convert to fraction form
    2,721,976/4,081,633.44 = 1,643,600.32/x
  3. Step 3: Cross multiply
    2,721,976x = 4,081,633.44 × 1,643,600.32
  4. Step 4: Simplify right side
    2,721,976x = 6,708,574,028,106.70
  5. Step 5: Solve for x
    x = 6,708,574,028,106.70/2,721,976
  6. Step 6: Final answer
    x = 2,464,597.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.