Home / 1,308,844.91-1,963,267.94-410,356.70

Finding the Fourth Proportional to 1,308,844.91, 1,963,267.94 and 410,356.70

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Solution

The fourth proportional to 1,308,844.91, 1,963,267.94 and 410,356.70 is: 615,535.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,844.91 : 1,963,267.94 = 410,356.70 : x
  2. Step 2: Convert to fraction form
    1,308,844.91/1,963,267.94 = 410,356.70/x
  3. Step 3: Cross multiply
    1,308,844.91x = 1,963,267.94 × 410,356.70
  4. Step 4: Simplify right side
    1,308,844.91x = 805,640,151,646.01
  5. Step 5: Solve for x
    x = 805,640,151,646.01/1,308,844.91
  6. Step 6: Final answer
    x = 615,535.23

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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.