Home / 1,771,410.80-2,657,375.40-573,129.20

Finding the Fourth Proportional to 1,771,410.80, 2,657,375.40 and 573,129.20

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Solution

The fourth proportional to 1,771,410.80, 2,657,375.40 and 573,129.20 is: 859,777.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,410.80 : 2,657,375.40 = 573,129.20 : x
  2. Step 2: Convert to fraction form
    1,771,410.80/2,657,375.40 = 573,129.20/x
  3. Step 3: Cross multiply
    1,771,410.80x = 2,657,375.40 × 573,129.20
  4. Step 4: Simplify right side
    1,771,410.80x = 1,523,019,437,101.68
  5. Step 5: Solve for x
    x = 1,523,019,437,101.68/1,771,410.80
  6. Step 6: Final answer
    x = 859,777.66

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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.