Home / 2,136,589.90-2,947,390.68-1,448,026.29

Finding the Fourth Proportional to 2,136,589.90, 2,947,390.68 and 1,448,026.29

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Solution

The fourth proportional to 2,136,589.90, 2,947,390.68 and 1,448,026.29 is: 1,997,528.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,589.90 : 2,947,390.68 = 1,448,026.29 : x
  2. Step 2: Convert to fraction form
    2,136,589.90/2,947,390.68 = 1,448,026.29/x
  3. Step 3: Cross multiply
    2,136,589.90x = 2,947,390.68 × 1,448,026.29
  4. Step 4: Simplify right side
    2,136,589.90x = 4,267,899,191,540.98
  5. Step 5: Solve for x
    x = 4,267,899,191,540.98/2,136,589.90
  6. Step 6: Final answer
    x = 1,997,528.49

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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.