Home / 2,121,098.04-3,181,653.63-523,661.31

Finding the Fourth Proportional to 2,121,098.04, 3,181,653.63 and 523,661.31

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Solution

The fourth proportional to 2,121,098.04, 3,181,653.63 and 523,661.31 is: 785,493.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,098.04 : 3,181,653.63 = 523,661.31 : x
  2. Step 2: Convert to fraction form
    2,121,098.04/3,181,653.63 = 523,661.31/x
  3. Step 3: Cross multiply
    2,121,098.04x = 3,181,653.63 × 523,661.31
  4. Step 4: Simplify right side
    2,121,098.04x = 1,666,108,907,852.06
  5. Step 5: Solve for x
    x = 1,666,108,907,852.06/2,121,098.04
  6. Step 6: Final answer
    x = 785,493.59

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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.