Home / 3,019,490.97-4,167,012.75-1,730,580.69

Finding the Fourth Proportional to 3,019,490.97, 4,167,012.75 and 1,730,580.69

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Solution

The fourth proportional to 3,019,490.97, 4,167,012.75 and 1,730,580.69 is: 2,388,267.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,490.97 : 4,167,012.75 = 1,730,580.69 : x
  2. Step 2: Convert to fraction form
    3,019,490.97/4,167,012.75 = 1,730,580.69/x
  3. Step 3: Cross multiply
    3,019,490.97x = 4,167,012.75 × 1,730,580.69
  4. Step 4: Simplify right side
    3,019,490.97x = 7,211,351,819,004.94
  5. Step 5: Solve for x
    x = 7,211,351,819,004.94/3,019,490.97
  6. Step 6: Final answer
    x = 2,388,267.39

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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.