Home / 1,642,652.76-2,266,836.93-917,510.82

Finding the Fourth Proportional to 1,642,652.76, 2,266,836.93 and 917,510.82

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Solution

The fourth proportional to 1,642,652.76, 2,266,836.93 and 917,510.82 is: 1,266,151.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,652.76 : 2,266,836.93 = 917,510.82 : x
  2. Step 2: Convert to fraction form
    1,642,652.76/2,266,836.93 = 917,510.82/x
  3. Step 3: Cross multiply
    1,642,652.76x = 2,266,836.93 × 917,510.82
  4. Step 4: Simplify right side
    1,642,652.76x = 2,079,847,410,450.58
  5. Step 5: Solve for x
    x = 2,079,847,410,450.58/1,642,652.76
  6. Step 6: Final answer
    x = 1,266,151.59

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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.