Home / 1,205,015.64-1,806,262.02-406,021.08

Finding the Fourth Proportional to 1,205,015.64, 1,806,262.02 and 406,021.08

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Solution

The fourth proportional to 1,205,015.64, 1,806,262.02 and 406,021.08 is: 608,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,015.64 : 1,806,262.02 = 406,021.08 : x
  2. Step 2: Convert to fraction form
    1,205,015.64/1,806,262.02 = 406,021.08/x
  3. Step 3: Cross multiply
    1,205,015.64x = 1,806,262.02 × 406,021.08
  4. Step 4: Simplify right side
    1,205,015.64x = 733,380,456,123.38
  5. Step 5: Solve for x
    x = 733,380,456,123.38/1,205,015.64
  6. Step 6: Final answer
    x = 608,606.59

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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.