Home / 1,376,002.02-1,898,929.98-764,164.44

Finding the Fourth Proportional to 1,376,002.02, 1,898,929.98 and 764,164.44

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Solution

The fourth proportional to 1,376,002.02, 1,898,929.98 and 764,164.44 is: 1,054,573.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,002.02 : 1,898,929.98 = 764,164.44 : x
  2. Step 2: Convert to fraction form
    1,376,002.02/1,898,929.98 = 764,164.44/x
  3. Step 3: Cross multiply
    1,376,002.02x = 1,898,929.98 × 764,164.44
  4. Step 4: Simplify right side
    1,376,002.02x = 1,451,094,764,765.91
  5. Step 5: Solve for x
    x = 1,451,094,764,765.91/1,376,002.02
  6. Step 6: Final answer
    x = 1,054,573.14

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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.