Home / 3,280,503.03-4,527,097.01-1,830,198.76

Finding the Fourth Proportional to 3,280,503.03, 4,527,097.01 and 1,830,198.76

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Solution

The fourth proportional to 3,280,503.03, 4,527,097.01 and 1,830,198.76 is: 2,525,675.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,503.03 : 4,527,097.01 = 1,830,198.76 : x
  2. Step 2: Convert to fraction form
    3,280,503.03/4,527,097.01 = 1,830,198.76/x
  3. Step 3: Cross multiply
    3,280,503.03x = 4,527,097.01 × 1,830,198.76
  4. Step 4: Simplify right side
    3,280,503.03x = 8,285,487,320,496.22
  5. Step 5: Solve for x
    x = 8,285,487,320,496.22/3,280,503.03
  6. Step 6: Final answer
    x = 2,525,675.87

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1.5x scale

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.