Home / 3,937,885.72-5,434,720.54-2,487,511.24

Finding the Fourth Proportional to 3,937,885.72, 5,434,720.54 and 2,487,511.24

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Solution

The fourth proportional to 3,937,885.72, 5,434,720.54 and 2,487,511.24 is: 3,433,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,885.72 : 5,434,720.54 = 2,487,511.24 : x
  2. Step 2: Convert to fraction form
    3,937,885.72/5,434,720.54 = 2,487,511.24/x
  3. Step 3: Cross multiply
    3,937,885.72x = 5,434,720.54 × 2,487,511.24
  4. Step 4: Simplify right side
    3,937,885.72x = 13,518,928,429,508.87
  5. Step 5: Solve for x
    x = 13,518,928,429,508.87/3,937,885.72
  6. Step 6: Final answer
    x = 3,433,042.35

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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.