Home / 3,680,818.72-5,078,348.40-2,230,050.40

Finding the Fourth Proportional to 3,680,818.72, 5,078,348.40 and 2,230,050.40

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Solution

The fourth proportional to 3,680,818.72, 5,078,348.40 and 2,230,050.40 is: 3,076,753.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,818.72 : 5,078,348.40 = 2,230,050.40 : x
  2. Step 2: Convert to fraction form
    3,680,818.72/5,078,348.40 = 2,230,050.40/x
  3. Step 3: Cross multiply
    3,680,818.72x = 5,078,348.40 × 2,230,050.40
  4. Step 4: Simplify right side
    3,680,818.72x = 11,324,972,880,759.36
  5. Step 5: Solve for x
    x = 11,324,972,880,759.36/3,680,818.72
  6. Step 6: Final answer
    x = 3,076,753.77

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1.5x scale

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.