Home / 2,801,131.06-4,201,437.39-779,405.62

Finding the Fourth Proportional to 2,801,131.06, 4,201,437.39 and 779,405.62

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Solution

The fourth proportional to 2,801,131.06, 4,201,437.39 and 779,405.62 is: 1,169,036.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,131.06 : 4,201,437.39 = 779,405.62 : x
  2. Step 2: Convert to fraction form
    2,801,131.06/4,201,437.39 = 779,405.62/x
  3. Step 3: Cross multiply
    2,801,131.06x = 4,201,437.39 × 779,405.62
  4. Step 4: Simplify right side
    2,801,131.06x = 3,274,623,913,844.13
  5. Step 5: Solve for x
    x = 3,274,623,913,844.13/2,801,131.06
  6. Step 6: Final answer
    x = 1,169,036.31

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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.