Home / 2,039,480.64-2,814,518.88-1,121,808.96

Finding the Fourth Proportional to 2,039,480.64, 2,814,518.88 and 1,121,808.96

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Solution

The fourth proportional to 2,039,480.64, 2,814,518.88 and 1,121,808.96 is: 1,548,115.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,480.64 : 2,814,518.88 = 1,121,808.96 : x
  2. Step 2: Convert to fraction form
    2,039,480.64/2,814,518.88 = 1,121,808.96/x
  3. Step 3: Cross multiply
    2,039,480.64x = 2,814,518.88 × 1,121,808.96
  4. Step 4: Simplify right side
    2,039,480.64x = 3,157,352,497,673.16
  5. Step 5: Solve for x
    x = 3,157,352,497,673.16/2,039,480.64
  6. Step 6: Final answer
    x = 1,548,115.94

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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.