Home / 1,064,279.47-1,468,048.89-758,453.86

Finding the Fourth Proportional to 1,064,279.47, 1,468,048.89 and 758,453.86

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Solution

The fourth proportional to 1,064,279.47, 1,468,048.89 and 758,453.86 is: 1,046,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,279.47 : 1,468,048.89 = 758,453.86 : x
  2. Step 2: Convert to fraction form
    1,064,279.47/1,468,048.89 = 758,453.86/x
  3. Step 3: Cross multiply
    1,064,279.47x = 1,468,048.89 × 758,453.86
  4. Step 4: Simplify right side
    1,064,279.47x = 1,113,447,347,289.22
  5. Step 5: Solve for x
    x = 1,113,447,347,289.22/1,064,279.47
  6. Step 6: Final answer
    x = 1,046,198.28

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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.