Home / 5,642,712.82-8,464,389.11-1,804,872.34

Finding the Fourth Proportional to 5,642,712.82, 8,464,389.11 and 1,804,872.34

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Solution

The fourth proportional to 5,642,712.82, 8,464,389.11 and 1,804,872.34 is: 2,707,410.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,712.82 : 8,464,389.11 = 1,804,872.34 : x
  2. Step 2: Convert to fraction form
    5,642,712.82/8,464,389.11 = 1,804,872.34/x
  3. Step 3: Cross multiply
    5,642,712.82x = 8,464,389.11 × 1,804,872.34
  4. Step 4: Simplify right side
    5,642,712.82x = 15,277,141,779,636.22
  5. Step 5: Solve for x
    x = 15,277,141,779,636.22/5,642,712.82
  6. Step 6: Final answer
    x = 2,707,410.83

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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.