Home / 2,005,764.75-2,767,905.48-1,122,701.52

Finding the Fourth Proportional to 2,005,764.75, 2,767,905.48 and 1,122,701.52

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Solution

The fourth proportional to 2,005,764.75, 2,767,905.48 and 1,122,701.52 is: 1,549,300.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,764.75 : 2,767,905.48 = 1,122,701.52 : x
  2. Step 2: Convert to fraction form
    2,005,764.75/2,767,905.48 = 1,122,701.52/x
  3. Step 3: Cross multiply
    2,005,764.75x = 2,767,905.48 × 1,122,701.52
  4. Step 4: Simplify right side
    2,005,764.75x = 3,107,531,689,612.33
  5. Step 5: Solve for x
    x = 3,107,531,689,612.33/2,005,764.75
  6. Step 6: Final answer
    x = 1,549,300.18

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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.