Home / 1,376,010.02-1,898,941.02-764,172.44

Finding the Fourth Proportional to 1,376,010.02, 1,898,941.02 and 764,172.44

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Solution

The fourth proportional to 1,376,010.02, 1,898,941.02 and 764,172.44 is: 1,054,584.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,010.02 : 1,898,941.02 = 764,172.44 : x
  2. Step 2: Convert to fraction form
    1,376,010.02/1,898,941.02 = 764,172.44/x
  3. Step 3: Cross multiply
    1,376,010.02x = 1,898,941.02 × 764,172.44
  4. Step 4: Simplify right side
    1,376,010.02x = 1,451,118,392,669.49
  5. Step 5: Solve for x
    x = 1,451,118,392,669.49/1,376,010.02
  6. Step 6: Final answer
    x = 1,054,584.18

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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.