Home / 4,285,529.10-6,428,293.65-3,339,607.86

Finding the Fourth Proportional to 4,285,529.10, 6,428,293.65 and 3,339,607.86

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Solution

The fourth proportional to 4,285,529.10, 6,428,293.65 and 3,339,607.86 is: 5,009,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285,529.10 : 6,428,293.65 = 3,339,607.86 : x
  2. Step 2: Convert to fraction form
    4,285,529.10/6,428,293.65 = 3,339,607.86/x
  3. Step 3: Cross multiply
    4,285,529.10x = 6,428,293.65 × 3,339,607.86
  4. Step 4: Simplify right side
    4,285,529.10x = 21,467,979,999,928.09
  5. Step 5: Solve for x
    x = 21,467,979,999,928.09/4,285,529.10
  6. Step 6: Final answer
    x = 5,009,411.79

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Double scale
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Similar ratio
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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.