Home / 1,616,568.92-2,230,848.77-881,521.38

Finding the Fourth Proportional to 1,616,568.92, 2,230,848.77 and 881,521.38

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Solution

The fourth proportional to 1,616,568.92, 2,230,848.77 and 881,521.38 is: 1,216,490.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,568.92 : 2,230,848.77 = 881,521.38 : x
  2. Step 2: Convert to fraction form
    1,616,568.92/2,230,848.77 = 881,521.38/x
  3. Step 3: Cross multiply
    1,616,568.92x = 2,230,848.77 × 881,521.38
  4. Step 4: Simplify right side
    1,616,568.92x = 1,966,540,886,301.70
  5. Step 5: Solve for x
    x = 1,966,540,886,301.70/1,616,568.92
  6. Step 6: Final answer
    x = 1,216,490.59

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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.