Home / 1,564,213.76-2,158,615-848,821.76

Finding the Fourth Proportional to 1,564,213.76, 2,158,615 and 848,821.76

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Solution

The fourth proportional to 1,564,213.76, 2,158,615 and 848,821.76 is: 1,171,374.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,213.76 : 2,158,615 = 848,821.76 : x
  2. Step 2: Convert to fraction form
    1,564,213.76/2,158,615 = 848,821.76/x
  3. Step 3: Cross multiply
    1,564,213.76x = 2,158,615 × 848,821.76
  4. Step 4: Simplify right side
    1,564,213.76x = 1,832,279,383,462.40
  5. Step 5: Solve for x
    x = 1,832,279,383,462.40/1,564,213.76
  6. Step 6: Final answer
    x = 1,171,374.03

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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.