Home / 1,204,060.20-1,806,032.70-405,263.40

Finding the Fourth Proportional to 1,204,060.20, 1,806,032.70 and 405,263.40

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Solution

The fourth proportional to 1,204,060.20, 1,806,032.70 and 405,263.40 is: 607,875.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,060.20 : 1,806,032.70 = 405,263.40 : x
  2. Step 2: Convert to fraction form
    1,204,060.20/1,806,032.70 = 405,263.40/x
  3. Step 3: Cross multiply
    1,204,060.20x = 1,806,032.70 × 405,263.40
  4. Step 4: Simplify right side
    1,204,060.20x = 731,918,952,513.18
  5. Step 5: Solve for x
    x = 731,918,952,513.18/1,204,060.20
  6. Step 6: Final answer
    x = 607,875.71

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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.