Home / 1,659,856.05-2,485,792.63-947,725.65

Finding the Fourth Proportional to 1,659,856.05, 2,485,792.63 and 947,725.65

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Solution

The fourth proportional to 1,659,856.05, 2,485,792.63 and 947,725.65 is: 1,419,309.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,856.05 : 2,485,792.63 = 947,725.65 : x
  2. Step 2: Convert to fraction form
    1,659,856.05/2,485,792.63 = 947,725.65/x
  3. Step 3: Cross multiply
    1,659,856.05x = 2,485,792.63 × 947,725.65
  4. Step 4: Simplify right side
    1,659,856.05x = 2,355,849,436,031.96
  5. Step 5: Solve for x
    x = 2,355,849,436,031.96/1,659,856.05
  6. Step 6: Final answer
    x = 1,419,309.49

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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.