Home / 1,308,761.14-1,963,166.31-410,182.98

Finding the Fourth Proportional to 1,308,761.14, 1,963,166.31 and 410,182.98

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Solution

The fourth proportional to 1,308,761.14, 1,963,166.31 and 410,182.98 is: 615,282.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,761.14 : 1,963,166.31 = 410,182.98 : x
  2. Step 2: Convert to fraction form
    1,308,761.14/1,963,166.31 = 410,182.98/x
  3. Step 3: Cross multiply
    1,308,761.14x = 1,963,166.31 × 410,182.98
  4. Step 4: Simplify right side
    1,308,761.14x = 805,257,395,404.66
  5. Step 5: Solve for x
    x = 805,257,395,404.66/1,308,761.14
  6. Step 6: Final answer
    x = 615,282.17

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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.