Home / 4,126,523.10-6,189,784.65-1,286,612.70

Finding the Fourth Proportional to 4,126,523.10, 6,189,784.65 and 1,286,612.70

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Solution

The fourth proportional to 4,126,523.10, 6,189,784.65 and 1,286,612.70 is: 1,929,919.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126,523.10 : 6,189,784.65 = 1,286,612.70 : x
  2. Step 2: Convert to fraction form
    4,126,523.10/6,189,784.65 = 1,286,612.70/x
  3. Step 3: Cross multiply
    4,126,523.10x = 6,189,784.65 × 1,286,612.70
  4. Step 4: Simplify right side
    4,126,523.10x = 7,963,855,540,955.06
  5. Step 5: Solve for x
    x = 7,963,855,540,955.06/4,126,523.10
  6. Step 6: Final answer
    x = 1,929,919.05

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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.