Home / 2,076,118.47-3,114,629.07-636,807.60

Finding the Fourth Proportional to 2,076,118.47, 3,114,629.07 and 636,807.60

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Solution

The fourth proportional to 2,076,118.47, 3,114,629.07 and 636,807.60 is: 955,349.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,118.47 : 3,114,629.07 = 636,807.60 : x
  2. Step 2: Convert to fraction form
    2,076,118.47/3,114,629.07 = 636,807.60/x
  3. Step 3: Cross multiply
    2,076,118.47x = 3,114,629.07 × 636,807.60
  4. Step 4: Simplify right side
    2,076,118.47x = 1,983,419,462,956.93
  5. Step 5: Solve for x
    x = 1,983,419,462,956.93/2,076,118.47
  6. Step 6: Final answer
    x = 955,349.85

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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.