Home / 1,253,493.88-1,880,018.43-570,221.62

Finding the Fourth Proportional to 1,253,493.88, 1,880,018.43 and 570,221.62

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Solution

The fourth proportional to 1,253,493.88, 1,880,018.43 and 570,221.62 is: 855,231.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,493.88 : 1,880,018.43 = 570,221.62 : x
  2. Step 2: Convert to fraction form
    1,253,493.88/1,880,018.43 = 570,221.62/x
  3. Step 3: Cross multiply
    1,253,493.88x = 1,880,018.43 × 570,221.62
  4. Step 4: Simplify right side
    1,253,493.88x = 1,072,027,154,784.46
  5. Step 5: Solve for x
    x = 1,072,027,154,784.46/1,253,493.88
  6. Step 6: Final answer
    x = 855,231.26

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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.