Home / 1,308,962.92-1,963,225.68-362,429.32

Finding the Fourth Proportional to 1,308,962.92, 1,963,225.68 and 362,429.32

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Solution

The fourth proportional to 1,308,962.92, 1,963,225.68 and 362,429.32 is: 543,583.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,962.92 : 1,963,225.68 = 362,429.32 : x
  2. Step 2: Convert to fraction form
    1,308,962.92/1,963,225.68 = 362,429.32/x
  3. Step 3: Cross multiply
    1,308,962.92x = 1,963,225.68 × 362,429.32
  4. Step 4: Simplify right side
    1,308,962.92x = 711,530,548,208.94
  5. Step 5: Solve for x
    x = 711,530,548,208.94/1,308,962.92
  6. Step 6: Final answer
    x = 543,583.43

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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.