Home / 1,025,991.94-1,416,776.76-639,467.06

Finding the Fourth Proportional to 1,025,991.94, 1,416,776.76 and 639,467.06

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Solution

The fourth proportional to 1,025,991.94, 1,416,776.76 and 639,467.06 is: 883,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,991.94 : 1,416,776.76 = 639,467.06 : x
  2. Step 2: Convert to fraction form
    1,025,991.94/1,416,776.76 = 639,467.06/x
  3. Step 3: Cross multiply
    1,025,991.94x = 1,416,776.76 × 639,467.06
  4. Step 4: Simplify right side
    1,025,991.94x = 905,982,069,393.53
  5. Step 5: Solve for x
    x = 905,982,069,393.53/1,025,991.94
  6. Step 6: Final answer
    x = 883,030.40

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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.