Home / 5,408,900-7,463,998.16-2,961,041.76

Finding the Fourth Proportional to 5,408,900, 7,463,998.16 and 2,961,041.76

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Solution

The fourth proportional to 5,408,900, 7,463,998.16 and 2,961,041.76 is: 4,086,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408,900 : 7,463,998.16 = 2,961,041.76 : x
  2. Step 2: Convert to fraction form
    5,408,900/7,463,998.16 = 2,961,041.76/x
  3. Step 3: Cross multiply
    5,408,900x = 7,463,998.16 × 2,961,041.76
  4. Step 4: Simplify right side
    5,408,900x = 22,101,210,248,323.16
  5. Step 5: Solve for x
    x = 22,101,210,248,323.16/5,408,900
  6. Step 6: Final answer
    x = 4,086,082.24

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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.