Home / 1,110,898.04-1,665,086.90-510,618.78

Finding the Fourth Proportional to 1,110,898.04, 1,665,086.90 and 510,618.78

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Solution

The fourth proportional to 1,110,898.04, 1,665,086.90 and 510,618.78 is: 765,348.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,898.04 : 1,665,086.90 = 510,618.78 : x
  2. Step 2: Convert to fraction form
    1,110,898.04/1,665,086.90 = 510,618.78/x
  3. Step 3: Cross multiply
    1,110,898.04x = 1,665,086.90 × 510,618.78
  4. Step 4: Simplify right side
    1,110,898.04x = 850,224,638,918.89
  5. Step 5: Solve for x
    x = 850,224,638,918.89/1,110,898.04
  6. Step 6: Final answer
    x = 765,348.94

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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.