Home / 3,378,872.10-4,662,806.34-1,830,095.22

Finding the Fourth Proportional to 3,378,872.10, 4,662,806.34 and 1,830,095.22

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Solution

The fourth proportional to 3,378,872.10, 4,662,806.34 and 1,830,095.22 is: 2,525,511.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,872.10 : 4,662,806.34 = 1,830,095.22 : x
  2. Step 2: Convert to fraction form
    3,378,872.10/4,662,806.34 = 1,830,095.22/x
  3. Step 3: Cross multiply
    3,378,872.10x = 4,662,806.34 × 1,830,095.22
  4. Step 4: Simplify right side
    3,378,872.10x = 8,533,379,594,619.69
  5. Step 5: Solve for x
    x = 8,533,379,594,619.69/3,378,872.10
  6. Step 6: Final answer
    x = 2,525,511.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.