Home / 5,203,503.72-7,808,587.11-2,809,015.74

Finding the Fourth Proportional to 5,203,503.72, 7,808,587.11 and 2,809,015.74

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Solution

The fourth proportional to 5,203,503.72, 7,808,587.11 and 2,809,015.74 is: 4,215,322.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203,503.72 : 7,808,587.11 = 2,809,015.74 : x
  2. Step 2: Convert to fraction form
    5,203,503.72/7,808,587.11 = 2,809,015.74/x
  3. Step 3: Cross multiply
    5,203,503.72x = 7,808,587.11 × 2,809,015.74
  4. Step 4: Simplify right side
    5,203,503.72x = 21,934,444,099,151.11
  5. Step 5: Solve for x
    x = 21,934,444,099,151.11/5,203,503.72
  6. Step 6: Final answer
    x = 4,215,322.08

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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.