Home / 1,713,391.76-2,570,215.08-515,218.16

Finding the Fourth Proportional to 1,713,391.76, 2,570,215.08 and 515,218.16

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Solution

The fourth proportional to 1,713,391.76, 2,570,215.08 and 515,218.16 is: 772,865.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713,391.76 : 2,570,215.08 = 515,218.16 : x
  2. Step 2: Convert to fraction form
    1,713,391.76/2,570,215.08 = 515,218.16/x
  3. Step 3: Cross multiply
    1,713,391.76x = 2,570,215.08 × 515,218.16
  4. Step 4: Simplify right side
    1,713,391.76x = 1,324,221,484,321.85
  5. Step 5: Solve for x
    x = 1,324,221,484,321.85/1,713,391.76
  6. Step 6: Final answer
    x = 772,865.56

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Double scale
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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.