Home / 3,072,585.39-4,239,534.83-1,765,584.89

Finding the Fourth Proportional to 3,072,585.39, 4,239,534.83 and 1,765,584.89

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Solution

The fourth proportional to 3,072,585.39, 4,239,534.83 and 1,765,584.89 is: 2,436,143.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,585.39 : 4,239,534.83 = 1,765,584.89 : x
  2. Step 2: Convert to fraction form
    3,072,585.39/4,239,534.83 = 1,765,584.89/x
  3. Step 3: Cross multiply
    3,072,585.39x = 4,239,534.83 × 1,765,584.89
  4. Step 4: Simplify right side
    3,072,585.39x = 7,485,258,636,476.72
  5. Step 5: Solve for x
    x = 7,485,258,636,476.72/3,072,585.39
  6. Step 6: Final answer
    x = 2,436,143.41

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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.