Home / 5,632,021.20-8,448,031.80-1,643,336.40

Finding the Fourth Proportional to 5,632,021.20, 8,448,031.80 and 1,643,336.40

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Solution

The fourth proportional to 5,632,021.20, 8,448,031.80 and 1,643,336.40 is: 2,465,004.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632,021.20 : 8,448,031.80 = 1,643,336.40 : x
  2. Step 2: Convert to fraction form
    5,632,021.20/8,448,031.80 = 1,643,336.40/x
  3. Step 3: Cross multiply
    5,632,021.20x = 8,448,031.80 × 1,643,336.40
  4. Step 4: Simplify right side
    5,632,021.20x = 13,882,958,165,297.52
  5. Step 5: Solve for x
    x = 13,882,958,165,297.52/5,632,021.20
  6. Step 6: Final answer
    x = 2,465,004.60

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Similar ratio
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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.