Home / 1,993,838.12-2,751,543.78-1,088,426.60

Finding the Fourth Proportional to 1,993,838.12, 2,751,543.78 and 1,088,426.60

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Solution

The fourth proportional to 1,993,838.12, 2,751,543.78 and 1,088,426.60 is: 1,502,054.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,838.12 : 2,751,543.78 = 1,088,426.60 : x
  2. Step 2: Convert to fraction form
    1,993,838.12/2,751,543.78 = 1,088,426.60/x
  3. Step 3: Cross multiply
    1,993,838.12x = 2,751,543.78 × 1,088,426.60
  4. Step 4: Simplify right side
    1,993,838.12x = 2,994,853,441,216.55
  5. Step 5: Solve for x
    x = 2,994,853,441,216.55/1,993,838.12
  6. Step 6: Final answer
    x = 1,502,054.46

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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.