Home / 2,802,856.67-4,204,285.30-1,603,931.28

Finding the Fourth Proportional to 2,802,856.67, 4,204,285.30 and 1,603,931.28

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Solution

The fourth proportional to 2,802,856.67, 4,204,285.30 and 1,603,931.28 is: 2,405,897.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,856.67 : 4,204,285.30 = 1,603,931.28 : x
  2. Step 2: Convert to fraction form
    2,802,856.67/4,204,285.30 = 1,603,931.28/x
  3. Step 3: Cross multiply
    2,802,856.67x = 4,204,285.30 × 1,603,931.28
  4. Step 4: Simplify right side
    2,802,856.67x = 6,743,384,702,714.18
  5. Step 5: Solve for x
    x = 6,743,384,702,714.18/2,802,856.67
  6. Step 6: Final answer
    x = 2,405,897.09

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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.