Home / 3,767,772.11-5,199,368.54-2,136,289.95

Finding the Fourth Proportional to 3,767,772.11, 5,199,368.54 and 2,136,289.95

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Solution

The fourth proportional to 3,767,772.11, 5,199,368.54 and 2,136,289.95 is: 2,947,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767,772.11 : 5,199,368.54 = 2,136,289.95 : x
  2. Step 2: Convert to fraction form
    3,767,772.11/5,199,368.54 = 2,136,289.95/x
  3. Step 3: Cross multiply
    3,767,772.11x = 5,199,368.54 × 2,136,289.95
  4. Step 4: Simplify right side
    3,767,772.11x = 11,107,358,747,666.72
  5. Step 5: Solve for x
    x = 11,107,358,747,666.72/3,767,772.11
  6. Step 6: Final answer
    x = 2,947,991.13

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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.