Home / 1,858,807.02-2,787,989.04-511,106.58

Finding the Fourth Proportional to 1,858,807.02, 2,787,989.04 and 511,106.58

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Solution

The fourth proportional to 1,858,807.02, 2,787,989.04 and 511,106.58 is: 766,598.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,807.02 : 2,787,989.04 = 511,106.58 : x
  2. Step 2: Convert to fraction form
    1,858,807.02/2,787,989.04 = 511,106.58/x
  3. Step 3: Cross multiply
    1,858,807.02x = 2,787,989.04 × 511,106.58
  4. Step 4: Simplify right side
    1,858,807.02x = 1,424,959,543,311.88
  5. Step 5: Solve for x
    x = 1,424,959,543,311.88/1,858,807.02
  6. Step 6: Final answer
    x = 766,598.97

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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.