Home / 1,655,998.40-2,285,519.82-930,905.84

Finding the Fourth Proportional to 1,655,998.40, 2,285,519.82 and 930,905.84

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Solution

The fourth proportional to 1,655,998.40, 2,285,519.82 and 930,905.84 is: 1,284,786.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,998.40 : 2,285,519.82 = 930,905.84 : x
  2. Step 2: Convert to fraction form
    1,655,998.40/2,285,519.82 = 930,905.84/x
  3. Step 3: Cross multiply
    1,655,998.40x = 2,285,519.82 × 930,905.84
  4. Step 4: Simplify right side
    1,655,998.40x = 2,127,603,747,873.75
  5. Step 5: Solve for x
    x = 2,127,603,747,873.75/1,655,998.40
  6. Step 6: Final answer
    x = 1,284,786.11

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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.