Home / 2,742,218.55-4,113,327.83-1,945,057.05

Finding the Fourth Proportional to 2,742,218.55, 4,113,327.83 and 1,945,057.05

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Solution

The fourth proportional to 2,742,218.55, 4,113,327.83 and 1,945,057.05 is: 2,917,585.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,218.55 : 4,113,327.83 = 1,945,057.05 : x
  2. Step 2: Convert to fraction form
    2,742,218.55/4,113,327.83 = 1,945,057.05/x
  3. Step 3: Cross multiply
    2,742,218.55x = 4,113,327.83 × 1,945,057.05
  4. Step 4: Simplify right side
    2,742,218.55x = 8,000,657,284,977.42
  5. Step 5: Solve for x
    x = 8,000,657,284,977.42/2,742,218.55
  6. Step 6: Final answer
    x = 2,917,585.58

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Double scale
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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.