Home / 1,224,173.93-1,689,353.62-672,902.31

Finding the Fourth Proportional to 1,224,173.93, 1,689,353.62 and 672,902.31

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Solution

The fourth proportional to 1,224,173.93, 1,689,353.62 and 672,902.31 is: 928,601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,173.93 : 1,689,353.62 = 672,902.31 : x
  2. Step 2: Convert to fraction form
    1,224,173.93/1,689,353.62 = 672,902.31/x
  3. Step 3: Cross multiply
    1,224,173.93x = 1,689,353.62 × 672,902.31
  4. Step 4: Simplify right side
    1,224,173.93x = 1,136,769,949,940.35
  5. Step 5: Solve for x
    x = 1,136,769,949,940.35/1,224,173.93
  6. Step 6: Final answer
    x = 928,601.67

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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.