Home / 1,610,722.32-2,222,749.80-885,569.28

Finding the Fourth Proportional to 1,610,722.32, 2,222,749.80 and 885,569.28

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Solution

The fourth proportional to 1,610,722.32, 2,222,749.80 and 885,569.28 is: 1,222,059.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,722.32 : 2,222,749.80 = 885,569.28 : x
  2. Step 2: Convert to fraction form
    1,610,722.32/2,222,749.80 = 885,569.28/x
  3. Step 3: Cross multiply
    1,610,722.32x = 2,222,749.80 × 885,569.28
  4. Step 4: Simplify right side
    1,610,722.32x = 1,968,398,940,006.14
  5. Step 5: Solve for x
    x = 1,968,398,940,006.14/1,610,722.32
  6. Step 6: Final answer
    x = 1,222,059.77

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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.