Home / 1,540,852.56-2,310,443.64-857,949.84

Finding the Fourth Proportional to 1,540,852.56, 2,310,443.64 and 857,949.84

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Solution

The fourth proportional to 1,540,852.56, 2,310,443.64 and 857,949.84 is: 1,286,459.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,852.56 : 2,310,443.64 = 857,949.84 : x
  2. Step 2: Convert to fraction form
    1,540,852.56/2,310,443.64 = 857,949.84/x
  3. Step 3: Cross multiply
    1,540,852.56x = 2,310,443.64 × 857,949.84
  4. Step 4: Simplify right side
    1,540,852.56x = 1,982,244,751,267.02
  5. Step 5: Solve for x
    x = 1,982,244,751,267.02/1,540,852.56
  6. Step 6: Final answer
    x = 1,286,459.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.