Home / 3,649,838.20-5,036,809.60-2,018,356.24

Finding the Fourth Proportional to 3,649,838.20, 5,036,809.60 and 2,018,356.24

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Solution

The fourth proportional to 3,649,838.20, 5,036,809.60 and 2,018,356.24 is: 2,785,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649,838.20 : 5,036,809.60 = 2,018,356.24 : x
  2. Step 2: Convert to fraction form
    3,649,838.20/5,036,809.60 = 2,018,356.24/x
  3. Step 3: Cross multiply
    3,649,838.20x = 5,036,809.60 × 2,018,356.24
  4. Step 4: Simplify right side
    3,649,838.20x = 10,166,076,085,851.90
  5. Step 5: Solve for x
    x = 10,166,076,085,851.90/3,649,838.20
  6. Step 6: Final answer
    x = 2,785,349.80

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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.