Home / 1,308,840.17-1,963,260.82-410,351.94

Finding the Fourth Proportional to 1,308,840.17, 1,963,260.82 and 410,351.94

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Solution

The fourth proportional to 1,308,840.17, 1,963,260.82 and 410,351.94 is: 615,528.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,840.17 : 1,963,260.82 = 410,351.94 : x
  2. Step 2: Convert to fraction form
    1,308,840.17/1,963,260.82 = 410,351.94/x
  3. Step 3: Cross multiply
    1,308,840.17x = 1,963,260.82 × 410,351.94
  4. Step 4: Simplify right side
    1,308,840.17x = 805,627,892,549.34
  5. Step 5: Solve for x
    x = 805,627,892,549.34/1,308,840.17
  6. Step 6: Final answer
    x = 615,528.09

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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.