Home / 1,881,617.02-2,818,156.78-1,198,507.57

Finding the Fourth Proportional to 1,881,617.02, 2,818,156.78 and 1,198,507.57

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Solution

The fourth proportional to 1,881,617.02, 2,818,156.78 and 1,198,507.57 is: 1,795,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,617.02 : 2,818,156.78 = 1,198,507.57 : x
  2. Step 2: Convert to fraction form
    1,881,617.02/2,818,156.78 = 1,198,507.57/x
  3. Step 3: Cross multiply
    1,881,617.02x = 2,818,156.78 × 1,198,507.57
  4. Step 4: Simplify right side
    1,881,617.02x = 3,377,582,239,297.66
  5. Step 5: Solve for x
    x = 3,377,582,239,297.66/1,881,617.02
  6. Step 6: Final answer
    x = 1,795,042.35

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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.