Home / 1,577,044.78-2,365,566.91-378,967.09

Finding the Fourth Proportional to 1,577,044.78, 2,365,566.91 and 378,967.09

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Solution

The fourth proportional to 1,577,044.78, 2,365,566.91 and 378,967.09 is: 568,450.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,044.78 : 2,365,566.91 = 378,967.09 : x
  2. Step 2: Convert to fraction form
    1,577,044.78/2,365,566.91 = 378,967.09/x
  3. Step 3: Cross multiply
    1,577,044.78x = 2,365,566.91 × 378,967.09
  4. Step 4: Simplify right side
    1,577,044.78x = 896,472,008,082.99
  5. Step 5: Solve for x
    x = 896,472,008,082.99/1,577,044.78
  6. Step 6: Final answer
    x = 568,450.57

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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.