Home / 1,261,609.34-1,740,960.06-717,693.94

Finding the Fourth Proportional to 1,261,609.34, 1,740,960.06 and 717,693.94

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Solution

The fourth proportional to 1,261,609.34, 1,740,960.06 and 717,693.94 is: 990,383.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,609.34 : 1,740,960.06 = 717,693.94 : x
  2. Step 2: Convert to fraction form
    1,261,609.34/1,740,960.06 = 717,693.94/x
  3. Step 3: Cross multiply
    1,261,609.34x = 1,740,960.06 × 717,693.94
  4. Step 4: Simplify right side
    1,261,609.34x = 1,249,476,484,844.04
  5. Step 5: Solve for x
    x = 1,249,476,484,844.04/1,261,609.34
  6. Step 6: Final answer
    x = 990,383.03

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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.