Home / 3,230,239.70-4,457,929.77-1,779,934.91

Finding the Fourth Proportional to 3,230,239.70, 4,457,929.77 and 1,779,934.91

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Solution

The fourth proportional to 3,230,239.70, 4,457,929.77 and 1,779,934.91 is: 2,456,419.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,239.70 : 4,457,929.77 = 1,779,934.91 : x
  2. Step 2: Convert to fraction form
    3,230,239.70/4,457,929.77 = 1,779,934.91/x
  3. Step 3: Cross multiply
    3,230,239.70x = 4,457,929.77 × 1,779,934.91
  4. Step 4: Simplify right side
    3,230,239.70x = 7,934,824,801,661.62
  5. Step 5: Solve for x
    x = 7,934,824,801,661.62/3,230,239.70
  6. Step 6: Final answer
    x = 2,456,419.81

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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.