Home / 1,872,938.43-2,809,414.94-452,992.23

Finding the Fourth Proportional to 1,872,938.43, 2,809,414.94 and 452,992.23

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Solution

The fourth proportional to 1,872,938.43, 2,809,414.94 and 452,992.23 is: 679,490.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,938.43 : 2,809,414.94 = 452,992.23 : x
  2. Step 2: Convert to fraction form
    1,872,938.43/2,809,414.94 = 452,992.23/x
  3. Step 3: Cross multiply
    1,872,938.43x = 2,809,414.94 × 452,992.23
  4. Step 4: Simplify right side
    1,872,938.43x = 1,272,643,136,400.96
  5. Step 5: Solve for x
    x = 1,272,643,136,400.96/1,872,938.43
  6. Step 6: Final answer
    x = 679,490.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.