Home / 3,038,631.95-4,193,278.11-1,662,015.21

Finding the Fourth Proportional to 3,038,631.95, 4,193,278.11 and 1,662,015.21

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Solution

The fourth proportional to 3,038,631.95, 4,193,278.11 and 1,662,015.21 is: 2,293,562.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,631.95 : 4,193,278.11 = 1,662,015.21 : x
  2. Step 2: Convert to fraction form
    3,038,631.95/4,193,278.11 = 1,662,015.21/x
  3. Step 3: Cross multiply
    3,038,631.95x = 4,193,278.11 × 1,662,015.21
  4. Step 4: Simplify right side
    3,038,631.95x = 6,969,291,998,580.05
  5. Step 5: Solve for x
    x = 6,969,291,998,580.05/3,038,631.95
  6. Step 6: Final answer
    x = 2,293,562.41

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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.