Home / 2,917,855.72-4,027,312.74-1,711,020.52

Finding the Fourth Proportional to 2,917,855.72, 4,027,312.74 and 1,711,020.52

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Solution

The fourth proportional to 2,917,855.72, 4,027,312.74 and 1,711,020.52 is: 2,361,602.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,855.72 : 4,027,312.74 = 1,711,020.52 : x
  2. Step 2: Convert to fraction form
    2,917,855.72/4,027,312.74 = 1,711,020.52/x
  3. Step 3: Cross multiply
    2,917,855.72x = 4,027,312.74 × 1,711,020.52
  4. Step 4: Simplify right side
    2,917,855.72x = 6,890,814,738,597.43
  5. Step 5: Solve for x
    x = 6,890,814,738,597.43/2,917,855.72
  6. Step 6: Final answer
    x = 2,361,602.29

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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.