Home / 1,627,305.74-2,245,814.52-902,380.76

Finding the Fourth Proportional to 1,627,305.74, 2,245,814.52 and 902,380.76

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Solution

The fourth proportional to 1,627,305.74, 2,245,814.52 and 902,380.76 is: 1,245,358.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,305.74 : 2,245,814.52 = 902,380.76 : x
  2. Step 2: Convert to fraction form
    1,627,305.74/2,245,814.52 = 902,380.76/x
  3. Step 3: Cross multiply
    1,627,305.74x = 2,245,814.52 × 902,380.76
  4. Step 4: Simplify right side
    1,627,305.74x = 2,026,579,813,376.64
  5. Step 5: Solve for x
    x = 2,026,579,813,376.64/1,627,305.74
  6. Step 6: Final answer
    x = 1,245,358.98

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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.