Home / 2,830,272.79-3,905,257.56-1,669,083.32

Finding the Fourth Proportional to 2,830,272.79, 3,905,257.56 and 1,669,083.32

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Solution

The fourth proportional to 2,830,272.79, 3,905,257.56 and 1,669,083.32 is: 2,303,028.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,272.79 : 3,905,257.56 = 1,669,083.32 : x
  2. Step 2: Convert to fraction form
    2,830,272.79/3,905,257.56 = 1,669,083.32/x
  3. Step 3: Cross multiply
    2,830,272.79x = 3,905,257.56 × 1,669,083.32
  4. Step 4: Simplify right side
    2,830,272.79x = 6,518,200,235,236.91
  5. Step 5: Solve for x
    x = 6,518,200,235,236.91/2,830,272.79
  6. Step 6: Final answer
    x = 2,303,028.97

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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.