Home / 1,181,929.80-1,771,922.70-508,528.20

Finding the Fourth Proportional to 1,181,929.80, 1,771,922.70 and 508,528.20

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Solution

The fourth proportional to 1,181,929.80, 1,771,922.70 and 508,528.20 is: 762,374.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,929.80 : 1,771,922.70 = 508,528.20 : x
  2. Step 2: Convert to fraction form
    1,181,929.80/1,771,922.70 = 508,528.20/x
  3. Step 3: Cross multiply
    1,181,929.80x = 1,771,922.70 × 508,528.20
  4. Step 4: Simplify right side
    1,181,929.80x = 901,072,661,170.14
  5. Step 5: Solve for x
    x = 901,072,661,170.14/1,181,929.80
  6. Step 6: Final answer
    x = 762,374.09

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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.