Home / 1,336,641.37-2,004,161.37-425,430.25

Finding the Fourth Proportional to 1,336,641.37, 2,004,161.37 and 425,430.25

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Solution

The fourth proportional to 1,336,641.37, 2,004,161.37 and 425,430.25 is: 637,890.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,641.37 : 2,004,161.37 = 425,430.25 : x
  2. Step 2: Convert to fraction form
    1,336,641.37/2,004,161.37 = 425,430.25/x
  3. Step 3: Cross multiply
    1,336,641.37x = 2,004,161.37 × 425,430.25
  4. Step 4: Simplify right side
    1,336,641.37x = 852,630,872,679.44
  5. Step 5: Solve for x
    x = 852,630,872,679.44/1,336,641.37
  6. Step 6: Final answer
    x = 637,890.53

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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.