Home / 1,881,839.54-2,822,761.56-515,624.91

Finding the Fourth Proportional to 1,881,839.54, 2,822,761.56 and 515,624.91

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Solution

The fourth proportional to 1,881,839.54, 2,822,761.56 and 515,624.91 is: 773,437.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,839.54 : 2,822,761.56 = 515,624.91 : x
  2. Step 2: Convert to fraction form
    1,881,839.54/2,822,761.56 = 515,624.91/x
  3. Step 3: Cross multiply
    1,881,839.54x = 2,822,761.56 × 515,624.91
  4. Step 4: Simplify right side
    1,881,839.54x = 1,455,486,175,326.46
  5. Step 5: Solve for x
    x = 1,455,486,175,326.46/1,881,839.54
  6. Step 6: Final answer
    x = 773,437.98

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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.