Home / 2,883,186.28-4,320,580.38-1,385,528.68

Finding the Fourth Proportional to 2,883,186.28, 4,320,580.38 and 1,385,528.68

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Solution

The fourth proportional to 2,883,186.28, 4,320,580.38 and 1,385,528.68 is: 2,076,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883,186.28 : 4,320,580.38 = 1,385,528.68 : x
  2. Step 2: Convert to fraction form
    2,883,186.28/4,320,580.38 = 1,385,528.68/x
  3. Step 3: Cross multiply
    2,883,186.28x = 4,320,580.38 × 1,385,528.68
  4. Step 4: Simplify right side
    2,883,186.28x = 5,986,288,030,735.30
  5. Step 5: Solve for x
    x = 5,986,288,030,735.30/2,883,186.28
  6. Step 6: Final answer
    x = 2,076,275.15

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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.