Home / 1,324,279.63-1,827,379.47-743,369.77

Finding the Fourth Proportional to 1,324,279.63, 1,827,379.47 and 743,369.77

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Solution

The fourth proportional to 1,324,279.63, 1,827,379.47 and 743,369.77 is: 1,025,779.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,279.63 : 1,827,379.47 = 743,369.77 : x
  2. Step 2: Convert to fraction form
    1,324,279.63/1,827,379.47 = 743,369.77/x
  3. Step 3: Cross multiply
    1,324,279.63x = 1,827,379.47 × 743,369.77
  4. Step 4: Simplify right side
    1,324,279.63x = 1,358,418,656,316.62
  5. Step 5: Solve for x
    x = 1,358,418,656,316.62/1,324,279.63
  6. Step 6: Final answer
    x = 1,025,779.32

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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.