Home / 5,429,720.36-8,144,605.24-1,835,506.56

Finding the Fourth Proportional to 5,429,720.36, 8,144,605.24 and 1,835,506.56

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Solution

The fourth proportional to 5,429,720.36, 8,144,605.24 and 1,835,506.56 is: 2,753,268.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,720.36 : 8,144,605.24 = 1,835,506.56 : x
  2. Step 2: Convert to fraction form
    5,429,720.36/8,144,605.24 = 1,835,506.56/x
  3. Step 3: Cross multiply
    5,429,720.36x = 8,144,605.24 × 1,835,506.56
  4. Step 4: Simplify right side
    5,429,720.36x = 14,949,476,346,630.38
  5. Step 5: Solve for x
    x = 14,949,476,346,630.38/5,429,720.36
  6. Step 6: Final answer
    x = 2,753,268.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.