Home / 2,136,683.81-2,948,622.31-1,169,813.85

Finding the Fourth Proportional to 2,136,683.81, 2,948,622.31 and 1,169,813.85

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Solution

The fourth proportional to 2,136,683.81, 2,948,622.31 and 1,169,813.85 is: 1,614,342.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,683.81 : 2,948,622.31 = 1,169,813.85 : x
  2. Step 2: Convert to fraction form
    2,136,683.81/2,948,622.31 = 1,169,813.85/x
  3. Step 3: Cross multiply
    2,136,683.81x = 2,948,622.31 × 1,169,813.85
  4. Step 4: Simplify right side
    2,136,683.81x = 3,449,339,207,061.93
  5. Step 5: Solve for x
    x = 3,449,339,207,061.93/2,136,683.81
  6. Step 6: Final answer
    x = 1,614,342.37

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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.