Home / 2,107,622.25-3,161,433.38-777,926.25

Finding the Fourth Proportional to 2,107,622.25, 3,161,433.38 and 777,926.25

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Solution

The fourth proportional to 2,107,622.25, 3,161,433.38 and 777,926.25 is: 1,166,889.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,622.25 : 3,161,433.38 = 777,926.25 : x
  2. Step 2: Convert to fraction form
    2,107,622.25/3,161,433.38 = 777,926.25/x
  3. Step 3: Cross multiply
    2,107,622.25x = 3,161,433.38 × 777,926.25
  4. Step 4: Simplify right side
    2,107,622.25x = 2,459,362,010,038.59
  5. Step 5: Solve for x
    x = 2,459,362,010,038.59/2,107,622.25
  6. Step 6: Final answer
    x = 1,166,889.38

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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.