Home / 2,200,921.57-3,037,302.80-1,329,635.13

Finding the Fourth Proportional to 2,200,921.57, 3,037,302.80 and 1,329,635.13

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Solution

The fourth proportional to 2,200,921.57, 3,037,302.80 and 1,329,635.13 is: 1,834,915.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,921.57 : 3,037,302.80 = 1,329,635.13 : x
  2. Step 2: Convert to fraction form
    2,200,921.57/3,037,302.80 = 1,329,635.13/x
  3. Step 3: Cross multiply
    2,200,921.57x = 3,037,302.80 × 1,329,635.13
  4. Step 4: Simplify right side
    2,200,921.57x = 4,038,504,507,360.26
  5. Step 5: Solve for x
    x = 4,038,504,507,360.26/2,200,921.57
  6. Step 6: Final answer
    x = 1,834,915.23

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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.