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Finding the Fourth Proportional to 1,564,000, 2,158,331.52 and 848,608

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Solution

The fourth proportional to 1,564,000, 2,158,331.52 and 848,608 is: 1,171,085.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,000 : 2,158,331.52 = 848,608 : x
  2. Step 2: Convert to fraction form
    1,564,000/2,158,331.52 = 848,608/x
  3. Step 3: Cross multiply
    1,564,000x = 2,158,331.52 × 848,608
  4. Step 4: Simplify right side
    1,564,000x = 1,831,577,394,524.16
  5. Step 5: Solve for x
    x = 1,831,577,394,524.16/1,564,000
  6. Step 6: Final answer
    x = 1,171,085.29

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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.