Home / 4,200,366.48-6,303,912.84-2,179,189.68

Finding the Fourth Proportional to 4,200,366.48, 6,303,912.84 and 2,179,189.68

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Solution

The fourth proportional to 4,200,366.48, 6,303,912.84 and 2,179,189.68 is: 3,270,529.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,366.48 : 6,303,912.84 = 2,179,189.68 : x
  2. Step 2: Convert to fraction form
    4,200,366.48/6,303,912.84 = 2,179,189.68/x
  3. Step 3: Cross multiply
    4,200,366.48x = 6,303,912.84 × 2,179,189.68
  4. Step 4: Simplify right side
    4,200,366.48x = 13,737,421,804,547.49
  5. Step 5: Solve for x
    x = 13,737,421,804,547.49/4,200,366.48
  6. Step 6: Final answer
    x = 3,270,529.34

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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.