Home / 1,341,561.23-1,851,354.50-768,933.56

Finding the Fourth Proportional to 1,341,561.23, 1,851,354.50 and 768,933.56

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Solution

The fourth proportional to 1,341,561.23, 1,851,354.50 and 768,933.56 is: 1,061,128.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,561.23 : 1,851,354.50 = 768,933.56 : x
  2. Step 2: Convert to fraction form
    1,341,561.23/1,851,354.50 = 768,933.56/x
  3. Step 3: Cross multiply
    1,341,561.23x = 1,851,354.50 × 768,933.56
  4. Step 4: Simplify right side
    1,341,561.23x = 1,423,568,603,364.75
  5. Step 5: Solve for x
    x = 1,423,568,603,364.75/1,341,561.23
  6. Step 6: Final answer
    x = 1,061,128.31

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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.