Home / 1,003,694.15-1,505,543.37-705,509.02

Finding the Fourth Proportional to 1,003,694.15, 1,505,543.37 and 705,509.02

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Solution

The fourth proportional to 1,003,694.15, 1,505,543.37 and 705,509.02 is: 1,058,265.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,694.15 : 1,505,543.37 = 705,509.02 : x
  2. Step 2: Convert to fraction form
    1,003,694.15/1,505,543.37 = 705,509.02/x
  3. Step 3: Cross multiply
    1,003,694.15x = 1,505,543.37 × 705,509.02
  4. Step 4: Simplify right side
    1,003,694.15x = 1,062,174,416,480.94
  5. Step 5: Solve for x
    x = 1,062,174,416,480.94/1,003,694.15
  6. Step 6: Final answer
    x = 1,058,265.03

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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.