Home / 3,887,705.59-5,831,533.77-1,327,685.38

Finding the Fourth Proportional to 3,887,705.59, 5,831,533.77 and 1,327,685.38

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Solution

The fourth proportional to 3,887,705.59, 5,831,533.77 and 1,327,685.38 is: 1,991,519.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,705.59 : 5,831,533.77 = 1,327,685.38 : x
  2. Step 2: Convert to fraction form
    3,887,705.59/5,831,533.77 = 1,327,685.38/x
  3. Step 3: Cross multiply
    3,887,705.59x = 5,831,533.77 × 1,327,685.38
  4. Step 4: Simplify right side
    3,887,705.59x = 7,742,442,129,405.28
  5. Step 5: Solve for x
    x = 7,742,442,129,405.28/3,887,705.59
  6. Step 6: Final answer
    x = 1,991,519.66

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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.