Home / 1,820,374.97-2,731,781.16-755,418.02

Finding the Fourth Proportional to 1,820,374.97, 2,731,781.16 and 755,418.02

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Solution

The fourth proportional to 1,820,374.97, 2,731,781.16 and 755,418.02 is: 1,133,632.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,374.97 : 2,731,781.16 = 755,418.02 : x
  2. Step 2: Convert to fraction form
    1,820,374.97/2,731,781.16 = 755,418.02/x
  3. Step 3: Cross multiply
    1,820,374.97x = 2,731,781.16 × 755,418.02
  4. Step 4: Simplify right side
    1,820,374.97x = 2,063,636,701,301.60
  5. Step 5: Solve for x
    x = 2,063,636,701,301.60/1,820,374.97
  6. Step 6: Final answer
    x = 1,133,632.76

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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.