Home / 1,909,939.56-2,635,690.39-1,038,755.29

Finding the Fourth Proportional to 1,909,939.56, 2,635,690.39 and 1,038,755.29

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Solution

The fourth proportional to 1,909,939.56, 2,635,690.39 and 1,038,755.29 is: 1,433,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,939.56 : 2,635,690.39 = 1,038,755.29 : x
  2. Step 2: Convert to fraction form
    1,909,939.56/2,635,690.39 = 1,038,755.29/x
  3. Step 3: Cross multiply
    1,909,939.56x = 2,635,690.39 × 1,038,755.29
  4. Step 4: Simplify right side
    1,909,939.56x = 2,737,837,331,170.47
  5. Step 5: Solve for x
    x = 2,737,837,331,170.47/1,909,939.56
  6. Step 6: Final answer
    x = 1,433,468.04

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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.