Home / 1,151,857.82-1,586,967.85-802,669.10

Finding the Fourth Proportional to 1,151,857.82, 1,586,967.85 and 802,669.10

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Solution

The fourth proportional to 1,151,857.82, 1,586,967.85 and 802,669.10 is: 1,105,874.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,857.82 : 1,586,967.85 = 802,669.10 : x
  2. Step 2: Convert to fraction form
    1,151,857.82/1,586,967.85 = 802,669.10/x
  3. Step 3: Cross multiply
    1,151,857.82x = 1,586,967.85 × 802,669.10
  4. Step 4: Simplify right side
    1,151,857.82x = 1,273,810,044,441.92
  5. Step 5: Solve for x
    x = 1,273,810,044,441.92/1,151,857.82
  6. Step 6: Final answer
    x = 1,105,874.38

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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.