Home / 4,685,479.37-7,026,840.33-2,125,213.13

Finding the Fourth Proportional to 4,685,479.37, 7,026,840.33 and 2,125,213.13

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Solution

The fourth proportional to 4,685,479.37, 7,026,840.33 and 2,125,213.13 is: 3,187,194.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685,479.37 : 7,026,840.33 = 2,125,213.13 : x
  2. Step 2: Convert to fraction form
    4,685,479.37/7,026,840.33 = 2,125,213.13/x
  3. Step 3: Cross multiply
    4,685,479.37x = 7,026,840.33 × 2,125,213.13
  4. Step 4: Simplify right side
    4,685,479.37x = 14,933,533,331,729.53
  5. Step 5: Solve for x
    x = 14,933,533,331,729.53/4,685,479.37
  6. Step 6: Final answer
    x = 3,187,194.34

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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.