Home / 1,517,470.61-2,275,540.70-570,176.42

Finding the Fourth Proportional to 1,517,470.61, 2,275,540.70 and 570,176.42

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Solution

The fourth proportional to 1,517,470.61, 2,275,540.70 and 570,176.42 is: 855,014.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,470.61 : 2,275,540.70 = 570,176.42 : x
  2. Step 2: Convert to fraction form
    1,517,470.61/2,275,540.70 = 570,176.42/x
  3. Step 3: Cross multiply
    1,517,470.61x = 2,275,540.70 × 570,176.42
  4. Step 4: Simplify right side
    1,517,470.61x = 1,297,459,635,661.71
  5. Step 5: Solve for x
    x = 1,297,459,635,661.71/1,517,470.61
  6. Step 6: Final answer
    x = 855,014.67

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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.