Home / 4,078,936.80-6,118,210.80-1,382,997.60

Finding the Fourth Proportional to 4,078,936.80, 6,118,210.80 and 1,382,997.60

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Solution

The fourth proportional to 4,078,936.80, 6,118,210.80 and 1,382,997.60 is: 2,074,430.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,936.80 : 6,118,210.80 = 1,382,997.60 : x
  2. Step 2: Convert to fraction form
    4,078,936.80/6,118,210.80 = 1,382,997.60/x
  3. Step 3: Cross multiply
    4,078,936.80x = 6,118,210.80 × 1,382,997.60
  4. Step 4: Simplify right side
    4,078,936.80x = 8,461,470,852,694.08
  5. Step 5: Solve for x
    x = 8,461,470,852,694.08/4,078,936.80
  6. Step 6: Final answer
    x = 2,074,430.49

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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.