Home / 2,809,566.89-3,877,202.19-1,520,407.32

Finding the Fourth Proportional to 2,809,566.89, 3,877,202.19 and 1,520,407.32

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Solution

The fourth proportional to 2,809,566.89, 3,877,202.19 and 1,520,407.32 is: 2,098,162.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,566.89 : 3,877,202.19 = 1,520,407.32 : x
  2. Step 2: Convert to fraction form
    2,809,566.89/3,877,202.19 = 1,520,407.32/x
  3. Step 3: Cross multiply
    2,809,566.89x = 3,877,202.19 × 1,520,407.32
  4. Step 4: Simplify right side
    2,809,566.89x = 5,894,926,590,796.03
  5. Step 5: Solve for x
    x = 5,894,926,590,796.03/2,809,566.89
  6. Step 6: Final answer
    x = 2,098,162.04

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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.