Home / 2,851,804.17-4,277,709.45-721,888.32

Finding the Fourth Proportional to 2,851,804.17, 4,277,709.45 and 721,888.32

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Solution

The fourth proportional to 2,851,804.17, 4,277,709.45 and 721,888.32 is: 1,082,833.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,804.17 : 4,277,709.45 = 721,888.32 : x
  2. Step 2: Convert to fraction form
    2,851,804.17/4,277,709.45 = 721,888.32/x
  3. Step 3: Cross multiply
    2,851,804.17x = 4,277,709.45 × 721,888.32
  4. Step 4: Simplify right side
    2,851,804.17x = 3,088,028,488,308.62
  5. Step 5: Solve for x
    x = 3,088,028,488,308.62/2,851,804.17
  6. Step 6: Final answer
    x = 1,082,833.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.