Home / 1,605,696.83-2,215,892.08-880,501.31

Finding the Fourth Proportional to 1,605,696.83, 2,215,892.08 and 880,501.31

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Solution

The fourth proportional to 1,605,696.83, 2,215,892.08 and 880,501.31 is: 1,215,108.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,696.83 : 2,215,892.08 = 880,501.31 : x
  2. Step 2: Convert to fraction form
    1,605,696.83/2,215,892.08 = 880,501.31/x
  3. Step 3: Cross multiply
    1,605,696.83x = 2,215,892.08 × 880,501.31
  4. Step 4: Simplify right side
    1,605,696.83x = 1,951,095,879,258.63
  5. Step 5: Solve for x
    x = 1,951,095,879,258.63/1,605,696.83
  6. Step 6: Final answer
    x = 1,215,108.51

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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.