Home / 1,129,305.86-1,685,835.51-967,640.96

Finding the Fourth Proportional to 1,129,305.86, 1,685,835.51 and 967,640.96

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Solution

The fourth proportional to 1,129,305.86, 1,685,835.51 and 967,640.96 is: 1,444,501.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,305.86 : 1,685,835.51 = 967,640.96 : x
  2. Step 2: Convert to fraction form
    1,129,305.86/1,685,835.51 = 967,640.96/x
  3. Step 3: Cross multiply
    1,129,305.86x = 1,685,835.51 × 967,640.96
  4. Step 4: Simplify right side
    1,129,305.86x = 1,631,283,491,298.49
  5. Step 5: Solve for x
    x = 1,631,283,491,298.49/1,129,305.86
  6. Step 6: Final answer
    x = 1,444,501.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.