Home / 5,370,397.40-8,048,597.70-2,172,906.20

Finding the Fourth Proportional to 5,370,397.40, 8,048,597.70 and 2,172,906.20

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Solution

The fourth proportional to 5,370,397.40, 8,048,597.70 and 2,172,906.20 is: 3,256,527.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,397.40 : 8,048,597.70 = 2,172,906.20 : x
  2. Step 2: Convert to fraction form
    5,370,397.40/8,048,597.70 = 2,172,906.20/x
  3. Step 3: Cross multiply
    5,370,397.40x = 8,048,597.70 × 2,172,906.20
  4. Step 4: Simplify right side
    5,370,397.40x = 17,488,847,843,635.74
  5. Step 5: Solve for x
    x = 17,488,847,843,635.74/5,370,397.40
  6. Step 6: Final answer
    x = 3,256,527.69

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1.5x scale

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.