Home / 3,177,389.64-4,384,828.86-1,727,084.18

Finding the Fourth Proportional to 3,177,389.64, 4,384,828.86 and 1,727,084.18

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Solution

The fourth proportional to 3,177,389.64, 4,384,828.86 and 1,727,084.18 is: 2,383,393.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177,389.64 : 4,384,828.86 = 1,727,084.18 : x
  2. Step 2: Convert to fraction form
    3,177,389.64/4,384,828.86 = 1,727,084.18/x
  3. Step 3: Cross multiply
    3,177,389.64x = 4,384,828.86 × 1,727,084.18
  4. Step 4: Simplify right side
    3,177,389.64x = 7,572,968,556,113.44
  5. Step 5: Solve for x
    x = 7,572,968,556,113.44/3,177,389.64
  6. Step 6: Final answer
    x = 2,383,393.10

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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.