Home / 3,191,015.98-4,408,404.11-2,091,061.36

Finding the Fourth Proportional to 3,191,015.98, 4,408,404.11 and 2,091,061.36

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Solution

The fourth proportional to 3,191,015.98, 4,408,404.11 and 2,091,061.36 is: 2,888,811.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,015.98 : 4,408,404.11 = 2,091,061.36 : x
  2. Step 2: Convert to fraction form
    3,191,015.98/4,408,404.11 = 2,091,061.36/x
  3. Step 3: Cross multiply
    3,191,015.98x = 4,408,404.11 × 2,091,061.36
  4. Step 4: Simplify right side
    3,191,015.98x = 9,218,243,493,686.19
  5. Step 5: Solve for x
    x = 9,218,243,493,686.19/3,191,015.98
  6. Step 6: Final answer
    x = 2,888,811.45

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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.