Home / 1,008,249.48-1,391,482.33-753,157.80

Finding the Fourth Proportional to 1,008,249.48, 1,391,482.33 and 753,157.80

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Solution

The fourth proportional to 1,008,249.48, 1,391,482.33 and 753,157.80 is: 1,039,431.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,249.48 : 1,391,482.33 = 753,157.80 : x
  2. Step 2: Convert to fraction form
    1,008,249.48/1,391,482.33 = 753,157.80/x
  3. Step 3: Cross multiply
    1,008,249.48x = 1,391,482.33 × 753,157.80
  4. Step 4: Simplify right side
    1,008,249.48x = 1,048,005,770,401.67
  5. Step 5: Solve for x
    x = 1,048,005,770,401.67/1,008,249.48
  6. Step 6: Final answer
    x = 1,039,431.01

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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.