Home / 1,617,610.80-2,425,249.80-907,856.40

Finding the Fourth Proportional to 1,617,610.80, 2,425,249.80 and 907,856.40

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Solution

The fourth proportional to 1,617,610.80, 2,425,249.80 and 907,856.40 is: 1,361,129.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,610.80 : 2,425,249.80 = 907,856.40 : x
  2. Step 2: Convert to fraction form
    1,617,610.80/2,425,249.80 = 907,856.40/x
  3. Step 3: Cross multiply
    1,617,610.80x = 2,425,249.80 × 907,856.40
  4. Step 4: Simplify right side
    1,617,610.80x = 2,201,778,552,528.72
  5. Step 5: Solve for x
    x = 2,201,778,552,528.72/1,617,610.80
  6. Step 6: Final answer
    x = 1,361,129.98

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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.