Home / 1,564,389.50-2,158,857.60-848,997.50

Finding the Fourth Proportional to 1,564,389.50, 2,158,857.60 and 848,997.50

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Solution

The fourth proportional to 1,564,389.50, 2,158,857.60 and 848,997.50 is: 1,171,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,389.50 : 2,158,857.60 = 848,997.50 : x
  2. Step 2: Convert to fraction form
    1,564,389.50/2,158,857.60 = 848,997.50/x
  3. Step 3: Cross multiply
    1,564,389.50x = 2,158,857.60 × 848,997.50
  4. Step 4: Simplify right side
    1,564,389.50x = 1,832,864,705,256
  5. Step 5: Solve for x
    x = 1,832,864,705,256/1,564,389.50
  6. Step 6: Final answer
    x = 1,171,616.60

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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.