Home / 1,015,777.26-1,401,788.41-556,933.72

Finding the Fourth Proportional to 1,015,777.26, 1,401,788.41 and 556,933.72

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Solution

The fourth proportional to 1,015,777.26, 1,401,788.41 and 556,933.72 is: 768,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,777.26 : 1,401,788.41 = 556,933.72 : x
  2. Step 2: Convert to fraction form
    1,015,777.26/1,401,788.41 = 556,933.72/x
  3. Step 3: Cross multiply
    1,015,777.26x = 1,401,788.41 × 556,933.72
  4. Step 4: Simplify right side
    1,015,777.26x = 780,703,233,834.19
  5. Step 5: Solve for x
    x = 780,703,233,834.19/1,015,777.26
  6. Step 6: Final answer
    x = 768,577.20

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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.