Home / 1,003,698.28-1,505,549.56-705,513.16

Finding the Fourth Proportional to 1,003,698.28, 1,505,549.56 and 705,513.16

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Solution

The fourth proportional to 1,003,698.28, 1,505,549.56 and 705,513.16 is: 1,058,271.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,698.28 : 1,505,549.56 = 705,513.16 : x
  2. Step 2: Convert to fraction form
    1,003,698.28/1,505,549.56 = 705,513.16/x
  3. Step 3: Cross multiply
    1,003,698.28x = 1,505,549.56 × 705,513.16
  4. Step 4: Simplify right side
    1,003,698.28x = 1,062,185,027,612.21
  5. Step 5: Solve for x
    x = 1,062,185,027,612.21/1,003,698.28
  6. Step 6: Final answer
    x = 1,058,271.24

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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.