Home / 2,772,509.60-4,158,764.40-1,704,087.20

Finding the Fourth Proportional to 2,772,509.60, 4,158,764.40 and 1,704,087.20

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Solution

The fourth proportional to 2,772,509.60, 4,158,764.40 and 1,704,087.20 is: 2,556,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,509.60 : 4,158,764.40 = 1,704,087.20 : x
  2. Step 2: Convert to fraction form
    2,772,509.60/4,158,764.40 = 1,704,087.20/x
  3. Step 3: Cross multiply
    2,772,509.60x = 4,158,764.40 × 1,704,087.20
  4. Step 4: Simplify right side
    2,772,509.60x = 7,086,897,181,855.68
  5. Step 5: Solve for x
    x = 7,086,897,181,855.68/2,772,509.60
  6. Step 6: Final answer
    x = 2,556,130.80

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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.