Home / 5,448,903.40-8,173,743.90-1,662,380.20

Finding the Fourth Proportional to 5,448,903.40, 8,173,743.90 and 1,662,380.20

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Solution

The fourth proportional to 5,448,903.40, 8,173,743.90 and 1,662,380.20 is: 2,493,688.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448,903.40 : 8,173,743.90 = 1,662,380.20 : x
  2. Step 2: Convert to fraction form
    5,448,903.40/8,173,743.90 = 1,662,380.20/x
  3. Step 3: Cross multiply
    5,448,903.40x = 8,173,743.90 × 1,662,380.20
  4. Step 4: Simplify right side
    5,448,903.40x = 13,587,870,019,230.78
  5. Step 5: Solve for x
    x = 13,587,870,019,230.78/5,448,903.40
  6. Step 6: Final answer
    x = 2,493,688.92

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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.