Home / 3,271,128.48-4,908,792.23-1,587,313.44

Finding the Fourth Proportional to 3,271,128.48, 4,908,792.23 and 1,587,313.44

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Solution

The fourth proportional to 3,271,128.48, 4,908,792.23 and 1,587,313.44 is: 2,381,988.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,128.48 : 4,908,792.23 = 1,587,313.44 : x
  2. Step 2: Convert to fraction form
    3,271,128.48/4,908,792.23 = 1,587,313.44/x
  3. Step 3: Cross multiply
    3,271,128.48x = 4,908,792.23 × 1,587,313.44
  4. Step 4: Simplify right side
    3,271,128.48x = 7,791,791,872,910.00
  5. Step 5: Solve for x
    x = 7,791,791,872,910.00/3,271,128.48
  6. Step 6: Final answer
    x = 2,381,988.94

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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.