Home / 4,285,145.82-5,913,484.98-2,351,438.76

Finding the Fourth Proportional to 4,285,145.82, 5,913,484.98 and 2,351,438.76

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Solution

The fourth proportional to 4,285,145.82, 5,913,484.98 and 2,351,438.76 is: 3,244,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285,145.82 : 5,913,484.98 = 2,351,438.76 : x
  2. Step 2: Convert to fraction form
    4,285,145.82/5,913,484.98 = 2,351,438.76/x
  3. Step 3: Cross multiply
    4,285,145.82x = 5,913,484.98 × 2,351,438.76
  4. Step 4: Simplify right side
    4,285,145.82x = 13,905,197,788,649.82
  5. Step 5: Solve for x
    x = 13,905,197,788,649.82/4,285,145.82
  6. Step 6: Final answer
    x = 3,244,976.57

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Double scale
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1.5x scale

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.