Home / 3,284,069.76-4,535,146.48-3,105,153.72

Finding the Fourth Proportional to 3,284,069.76, 4,535,146.48 and 3,105,153.72

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Solution

The fourth proportional to 3,284,069.76, 4,535,146.48 and 3,105,153.72 is: 4,288,071.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284,069.76 : 4,535,146.48 = 3,105,153.72 : x
  2. Step 2: Convert to fraction form
    3,284,069.76/4,535,146.48 = 3,105,153.72/x
  3. Step 3: Cross multiply
    3,284,069.76x = 4,535,146.48 × 3,105,153.72
  4. Step 4: Simplify right side
    3,284,069.76x = 14,082,326,963,116.91
  5. Step 5: Solve for x
    x = 14,082,326,963,116.91/3,284,069.76
  6. Step 6: Final answer
    x = 4,288,071.81

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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.