Home / 1,522,501.38-2,282,321.55-510,913.89

Finding the Fourth Proportional to 1,522,501.38, 2,282,321.55 and 510,913.89

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Solution

The fourth proportional to 1,522,501.38, 2,282,321.55 and 510,913.89 is: 765,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,501.38 : 2,282,321.55 = 510,913.89 : x
  2. Step 2: Convert to fraction form
    1,522,501.38/2,282,321.55 = 510,913.89/x
  3. Step 3: Cross multiply
    1,522,501.38x = 2,282,321.55 × 510,913.89
  4. Step 4: Simplify right side
    1,522,501.38x = 1,166,069,781,341.33
  5. Step 5: Solve for x
    x = 1,166,069,781,341.33/1,522,501.38
  6. Step 6: Final answer
    x = 765,890.79

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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.