Home / 1,071,673.80-1,606,926.70-323,622.60

Finding the Fourth Proportional to 1,071,673.80, 1,606,926.70 and 323,622.60

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Solution

The fourth proportional to 1,071,673.80, 1,606,926.70 and 323,622.60 is: 485,257.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,673.80 : 1,606,926.70 = 323,622.60 : x
  2. Step 2: Convert to fraction form
    1,071,673.80/1,606,926.70 = 323,622.60/x
  3. Step 3: Cross multiply
    1,071,673.80x = 1,606,926.70 × 323,622.60
  4. Step 4: Simplify right side
    1,071,673.80x = 520,037,796,663.42
  5. Step 5: Solve for x
    x = 520,037,796,663.42/1,071,673.80
  6. Step 6: Final answer
    x = 485,257.54

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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.