Home / 1,510,192.66-2,083,596.78-856,710.94

Finding the Fourth Proportional to 1,510,192.66, 2,083,596.78 and 856,710.94

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Solution

The fourth proportional to 1,510,192.66, 2,083,596.78 and 856,710.94 is: 1,181,994.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,192.66 : 2,083,596.78 = 856,710.94 : x
  2. Step 2: Convert to fraction form
    1,510,192.66/2,083,596.78 = 856,710.94/x
  3. Step 3: Cross multiply
    1,510,192.66x = 2,083,596.78 × 856,710.94
  4. Step 4: Simplify right side
    1,510,192.66x = 1,785,040,155,974.77
  5. Step 5: Solve for x
    x = 1,785,040,155,974.77/1,510,192.66
  6. Step 6: Final answer
    x = 1,181,994.99

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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.