Home / 1,349,244.27-1,861,953.96-768,467.28

Finding the Fourth Proportional to 1,349,244.27, 1,861,953.96 and 768,467.28

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Solution

The fourth proportional to 1,349,244.27, 1,861,953.96 and 768,467.28 is: 1,060,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,244.27 : 1,861,953.96 = 768,467.28 : x
  2. Step 2: Convert to fraction form
    1,349,244.27/1,861,953.96 = 768,467.28/x
  3. Step 3: Cross multiply
    1,349,244.27x = 1,861,953.96 × 768,467.28
  4. Step 4: Simplify right side
    1,349,244.27x = 1,430,850,695,126.43
  5. Step 5: Solve for x
    x = 1,430,850,695,126.43/1,349,244.27
  6. Step 6: Final answer
    x = 1,060,483.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.