Home / 1,108,273.76-1,529,325.60-624,958.10

Finding the Fourth Proportional to 1,108,273.76, 1,529,325.60 and 624,958.10

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Solution

The fourth proportional to 1,108,273.76, 1,529,325.60 and 624,958.10 is: 862,390.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,273.76 : 1,529,325.60 = 624,958.10 : x
  2. Step 2: Convert to fraction form
    1,108,273.76/1,529,325.60 = 624,958.10/x
  3. Step 3: Cross multiply
    1,108,273.76x = 1,529,325.60 × 624,958.10
  4. Step 4: Simplify right side
    1,108,273.76x = 955,764,421,257.36
  5. Step 5: Solve for x
    x = 955,764,421,257.36/1,108,273.76
  6. Step 6: Final answer
    x = 862,390.19

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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.