Home / 1,876,216.32-2,589,315.84-1,071,383.04

Finding the Fourth Proportional to 1,876,216.32, 2,589,315.84 and 1,071,383.04

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Solution

The fourth proportional to 1,876,216.32, 2,589,315.84 and 1,071,383.04 is: 1,478,587.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,216.32 : 2,589,315.84 = 1,071,383.04 : x
  2. Step 2: Convert to fraction form
    1,876,216.32/2,589,315.84 = 1,071,383.04/x
  3. Step 3: Cross multiply
    1,876,216.32x = 2,589,315.84 × 1,071,383.04
  4. Step 4: Simplify right side
    1,876,216.32x = 2,774,149,076,179.35
  5. Step 5: Solve for x
    x = 2,774,149,076,179.35/1,876,216.32
  6. Step 6: Final answer
    x = 1,478,587.01

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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.