Home / 3,518,637.90-5,271,736.05-3,120,506.70

Finding the Fourth Proportional to 3,518,637.90, 5,271,736.05 and 3,120,506.70

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Solution

The fourth proportional to 3,518,637.90, 5,271,736.05 and 3,120,506.70 is: 4,675,243.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,637.90 : 5,271,736.05 = 3,120,506.70 : x
  2. Step 2: Convert to fraction form
    3,518,637.90/5,271,736.05 = 3,120,506.70/x
  3. Step 3: Cross multiply
    3,518,637.90x = 5,271,736.05 × 3,120,506.70
  4. Step 4: Simplify right side
    3,518,637.90x = 16,450,487,664,656.54
  5. Step 5: Solve for x
    x = 16,450,487,664,656.54/3,518,637.90
  6. Step 6: Final answer
    x = 4,675,243.13

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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.