Home / 1,610,712.96-2,222,788.32-885,634.80

Finding the Fourth Proportional to 1,610,712.96, 2,222,788.32 and 885,634.80

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Solution

The fourth proportional to 1,610,712.96, 2,222,788.32 and 885,634.80 is: 1,222,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,712.96 : 2,222,788.32 = 885,634.80 : x
  2. Step 2: Convert to fraction form
    1,610,712.96/2,222,788.32 = 885,634.80/x
  3. Step 3: Cross multiply
    1,610,712.96x = 2,222,788.32 × 885,634.80
  4. Step 4: Simplify right side
    1,610,712.96x = 1,968,578,689,225.54
  5. Step 5: Solve for x
    x = 1,968,578,689,225.54/1,610,712.96
  6. Step 6: Final answer
    x = 1,222,178.46

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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.