Home / 3,590,112.80-5,382,490.80-2,169,869.60

Finding the Fourth Proportional to 3,590,112.80, 5,382,490.80 and 2,169,869.60

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Solution

The fourth proportional to 3,590,112.80, 5,382,490.80 and 2,169,869.60 is: 3,253,185.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590,112.80 : 5,382,490.80 = 2,169,869.60 : x
  2. Step 2: Convert to fraction form
    3,590,112.80/5,382,490.80 = 2,169,869.60/x
  3. Step 3: Cross multiply
    3,590,112.80x = 5,382,490.80 × 2,169,869.60
  4. Step 4: Simplify right side
    3,590,112.80x = 11,679,303,159,199.68
  5. Step 5: Solve for x
    x = 11,679,303,159,199.68/3,590,112.80
  6. Step 6: Final answer
    x = 3,253,185.57

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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.