Home / 3,219,855.76-4,443,507.48-1,769,602.60

Finding the Fourth Proportional to 3,219,855.76, 4,443,507.48 and 1,769,602.60

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Solution

The fourth proportional to 3,219,855.76, 4,443,507.48 and 1,769,602.60 is: 2,442,110.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,855.76 : 4,443,507.48 = 1,769,602.60 : x
  2. Step 2: Convert to fraction form
    3,219,855.76/4,443,507.48 = 1,769,602.60/x
  3. Step 3: Cross multiply
    3,219,855.76x = 4,443,507.48 × 1,769,602.60
  4. Step 4: Simplify right side
    3,219,855.76x = 7,863,242,389,727.45
  5. Step 5: Solve for x
    x = 7,863,242,389,727.45/3,219,855.76
  6. Step 6: Final answer
    x = 2,442,110.14

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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.