Home / 1,755,266.40-2,632,705.20-493,221.60

Finding the Fourth Proportional to 1,755,266.40, 2,632,705.20 and 493,221.60

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Solution

The fourth proportional to 1,755,266.40, 2,632,705.20 and 493,221.60 is: 739,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,266.40 : 2,632,705.20 = 493,221.60 : x
  2. Step 2: Convert to fraction form
    1,755,266.40/2,632,705.20 = 493,221.60/x
  3. Step 3: Cross multiply
    1,755,266.40x = 2,632,705.20 × 493,221.60
  4. Step 4: Simplify right side
    1,755,266.40x = 1,298,507,071,072.32
  5. Step 5: Solve for x
    x = 1,298,507,071,072.32/1,755,266.40
  6. Step 6: Final answer
    x = 739,777.77

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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.