Home / 1,491,353.56-2,057,413.26-1,007,742.52

Finding the Fourth Proportional to 1,491,353.56, 2,057,413.26 and 1,007,742.52

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Solution

The fourth proportional to 1,491,353.56, 2,057,413.26 and 1,007,742.52 is: 1,390,242.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,353.56 : 2,057,413.26 = 1,007,742.52 : x
  2. Step 2: Convert to fraction form
    1,491,353.56/2,057,413.26 = 1,007,742.52/x
  3. Step 3: Cross multiply
    1,491,353.56x = 2,057,413.26 × 1,007,742.52
  4. Step 4: Simplify right side
    1,491,353.56x = 2,073,342,823,313.82
  5. Step 5: Solve for x
    x = 2,073,342,823,313.82/1,491,353.56
  6. Step 6: Final answer
    x = 1,390,242.31

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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.