Home / 2,107,835.37-3,161,840.55-611,927.37

Finding the Fourth Proportional to 2,107,835.37, 3,161,840.55 and 611,927.37

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Solution

The fourth proportional to 2,107,835.37, 3,161,840.55 and 611,927.37 is: 917,916.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,835.37 : 3,161,840.55 = 611,927.37 : x
  2. Step 2: Convert to fraction form
    2,107,835.37/3,161,840.55 = 611,927.37/x
  3. Step 3: Cross multiply
    2,107,835.37x = 3,161,840.55 × 611,927.37
  4. Step 4: Simplify right side
    2,107,835.37x = 1,934,816,772,120.85
  5. Step 5: Solve for x
    x = 1,934,816,772,120.85/2,107,835.37
  6. Step 6: Final answer
    x = 917,916.46

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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.