Home / 1,122,500.34-1,683,765.09-374,546.34

Finding the Fourth Proportional to 1,122,500.34, 1,683,765.09 and 374,546.34

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Solution

The fourth proportional to 1,122,500.34, 1,683,765.09 and 374,546.34 is: 561,824.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,500.34 : 1,683,765.09 = 374,546.34 : x
  2. Step 2: Convert to fraction form
    1,122,500.34/1,683,765.09 = 374,546.34/x
  3. Step 3: Cross multiply
    1,122,500.34x = 1,683,765.09 × 374,546.34
  4. Step 4: Simplify right side
    1,122,500.34x = 630,648,051,879.27
  5. Step 5: Solve for x
    x = 630,648,051,879.27/1,122,500.34
  6. Step 6: Final answer
    x = 561,824.37

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.