Home / 3,269,953.60-4,512,928.80-1,980,756.16

Finding the Fourth Proportional to 3,269,953.60, 4,512,928.80 and 1,980,756.16

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Solution

The fourth proportional to 3,269,953.60, 4,512,928.80 and 1,980,756.16 is: 2,733,681.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269,953.60 : 4,512,928.80 = 1,980,756.16 : x
  2. Step 2: Convert to fraction form
    3,269,953.60/4,512,928.80 = 1,980,756.16/x
  3. Step 3: Cross multiply
    3,269,953.60x = 4,512,928.80 × 1,980,756.16
  4. Step 4: Simplify right side
    3,269,953.60x = 8,939,011,520,241.41
  5. Step 5: Solve for x
    x = 8,939,011,520,241.41/3,269,953.60
  6. Step 6: Final answer
    x = 2,733,681.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.