Home / 1,196,420.74-1,651,020.33-712,735.42

Finding the Fourth Proportional to 1,196,420.74, 1,651,020.33 and 712,735.42

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Solution

The fourth proportional to 1,196,420.74, 1,651,020.33 and 712,735.42 is: 983,550.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,420.74 : 1,651,020.33 = 712,735.42 : x
  2. Step 2: Convert to fraction form
    1,196,420.74/1,651,020.33 = 712,735.42/x
  3. Step 3: Cross multiply
    1,196,420.74x = 1,651,020.33 × 712,735.42
  4. Step 4: Simplify right side
    1,196,420.74x = 1,176,740,668,331.09
  5. Step 5: Solve for x
    x = 1,176,740,668,331.09/1,196,420.74
  6. Step 6: Final answer
    x = 983,550.88

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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.