Home / 2,872,911.29-3,964,629.58-1,583,723.39

Finding the Fourth Proportional to 2,872,911.29, 3,964,629.58 and 1,583,723.39

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Solution

The fourth proportional to 2,872,911.29, 3,964,629.58 and 1,583,723.39 is: 2,185,544.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,911.29 : 3,964,629.58 = 1,583,723.39 : x
  2. Step 2: Convert to fraction form
    2,872,911.29/3,964,629.58 = 1,583,723.39/x
  3. Step 3: Cross multiply
    2,872,911.29x = 3,964,629.58 × 1,583,723.39
  4. Step 4: Simplify right side
    2,872,911.29x = 6,278,876,574,749.42
  5. Step 5: Solve for x
    x = 6,278,876,574,749.42/2,872,911.29
  6. Step 6: Final answer
    x = 2,185,544.89

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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.