Home / 3,515,411.50-4,851,785.55-2,226,371.74

Finding the Fourth Proportional to 3,515,411.50, 4,851,785.55 and 2,226,371.74

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Solution

The fourth proportional to 3,515,411.50, 4,851,785.55 and 2,226,371.74 is: 3,072,720.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515,411.50 : 4,851,785.55 = 2,226,371.74 : x
  2. Step 2: Convert to fraction form
    3,515,411.50/4,851,785.55 = 2,226,371.74/x
  3. Step 3: Cross multiply
    3,515,411.50x = 4,851,785.55 × 2,226,371.74
  4. Step 4: Simplify right side
    3,515,411.50x = 10,801,878,237,060.36
  5. Step 5: Solve for x
    x = 10,801,878,237,060.36/3,515,411.50
  6. Step 6: Final answer
    x = 3,072,720.86

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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.