Home / 1,342,501.55-2,013,127.96-488,979

Finding the Fourth Proportional to 1,342,501.55, 2,013,127.96 and 488,979

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Solution

The fourth proportional to 1,342,501.55, 2,013,127.96 and 488,979 is: 733,241.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,501.55 : 2,013,127.96 = 488,979 : x
  2. Step 2: Convert to fraction form
    1,342,501.55/2,013,127.96 = 488,979/x
  3. Step 3: Cross multiply
    1,342,501.55x = 2,013,127.96 × 488,979
  4. Step 4: Simplify right side
    1,342,501.55x = 984,377,296,752.84
  5. Step 5: Solve for x
    x = 984,377,296,752.84/1,342,501.55
  6. Step 6: Final answer
    x = 733,241.09

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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.