Home / 1,003,690.27-1,505,537.55-705,505.14

Finding the Fourth Proportional to 1,003,690.27, 1,505,537.55 and 705,505.14

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Solution

The fourth proportional to 1,003,690.27, 1,505,537.55 and 705,505.14 is: 1,058,259.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,690.27 : 1,505,537.55 = 705,505.14 : x
  2. Step 2: Convert to fraction form
    1,003,690.27/1,505,537.55 = 705,505.14/x
  3. Step 3: Cross multiply
    1,003,690.27x = 1,505,537.55 × 705,505.14
  4. Step 4: Simplify right side
    1,003,690.27x = 1,062,164,479,988.01
  5. Step 5: Solve for x
    x = 1,062,164,479,988.01/1,003,690.27
  6. Step 6: Final answer
    x = 1,058,259.22

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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.