Home / 3,772,640-5,194,714.08-2,843,697.28

Finding the Fourth Proportional to 3,772,640, 5,194,714.08 and 2,843,697.28

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Solution

The fourth proportional to 3,772,640, 5,194,714.08 and 2,843,697.28 is: 3,915,611.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772,640 : 5,194,714.08 = 2,843,697.28 : x
  2. Step 2: Convert to fraction form
    3,772,640/5,194,714.08 = 2,843,697.28/x
  3. Step 3: Cross multiply
    3,772,640x = 5,194,714.08 × 2,843,697.28
  4. Step 4: Simplify right side
    3,772,640x = 14,772,194,299,673.70
  5. Step 5: Solve for x
    x = 14,772,194,299,673.70/3,772,640
  6. Step 6: Final answer
    x = 3,915,611.96

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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.