Home / 3,509,555.76-5,264,333.64-1,265,693.76

Finding the Fourth Proportional to 3,509,555.76, 5,264,333.64 and 1,265,693.76

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Solution

The fourth proportional to 3,509,555.76, 5,264,333.64 and 1,265,693.76 is: 1,898,540.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,555.76 : 5,264,333.64 = 1,265,693.76 : x
  2. Step 2: Convert to fraction form
    3,509,555.76/5,264,333.64 = 1,265,693.76/x
  3. Step 3: Cross multiply
    3,509,555.76x = 5,264,333.64 × 1,265,693.76
  4. Step 4: Simplify right side
    3,509,555.76x = 6,663,034,238,706.09
  5. Step 5: Solve for x
    x = 6,663,034,238,706.09/3,509,555.76
  6. Step 6: Final answer
    x = 1,898,540.64

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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.