Home / 1,613,192.50-2,226,205.65-897,969.46

Finding the Fourth Proportional to 1,613,192.50, 2,226,205.65 and 897,969.46

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Solution

The fourth proportional to 1,613,192.50, 2,226,205.65 and 897,969.46 is: 1,239,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,192.50 : 2,226,205.65 = 897,969.46 : x
  2. Step 2: Convert to fraction form
    1,613,192.50/2,226,205.65 = 897,969.46/x
  3. Step 3: Cross multiply
    1,613,192.50x = 2,226,205.65 × 897,969.46
  4. Step 4: Simplify right side
    1,613,192.50x = 1,999,064,685,379.45
  5. Step 5: Solve for x
    x = 1,999,064,685,379.45/1,613,192.50
  6. Step 6: Final answer
    x = 1,239,197.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.