Home / 1,771,408.80-2,657,458.80-760,528.80

Finding the Fourth Proportional to 1,771,408.80, 2,657,458.80 and 760,528.80

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Solution

The fourth proportional to 1,771,408.80, 2,657,458.80 and 760,528.80 is: 1,140,941.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,408.80 : 2,657,458.80 = 760,528.80 : x
  2. Step 2: Convert to fraction form
    1,771,408.80/2,657,458.80 = 760,528.80/x
  3. Step 3: Cross multiply
    1,771,408.80x = 2,657,458.80 × 760,528.80
  4. Step 4: Simplify right side
    1,771,408.80x = 2,021,073,952,213.44
  5. Step 5: Solve for x
    x = 2,021,073,952,213.44/1,771,408.80
  6. Step 6: Final answer
    x = 1,140,941.58

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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.