Home / 2,230,595.40-3,078,229.32-1,263,904.68

Finding the Fourth Proportional to 2,230,595.40, 3,078,229.32 and 1,263,904.68

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Solution

The fourth proportional to 2,230,595.40, 3,078,229.32 and 1,263,904.68 is: 1,744,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,595.40 : 3,078,229.32 = 1,263,904.68 : x
  2. Step 2: Convert to fraction form
    2,230,595.40/3,078,229.32 = 1,263,904.68/x
  3. Step 3: Cross multiply
    2,230,595.40x = 3,078,229.32 × 1,263,904.68
  4. Step 4: Simplify right side
    2,230,595.40x = 3,890,588,443,661.22
  5. Step 5: Solve for x
    x = 3,890,588,443,661.22/2,230,595.40
  6. Step 6: Final answer
    x = 1,744,192.80

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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.