Home / 2,287,795-3,431,606.34-690,315.64

Finding the Fourth Proportional to 2,287,795, 3,431,606.34 and 690,315.64

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Solution

The fourth proportional to 2,287,795, 3,431,606.34 and 690,315.64 is: 1,035,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,795 : 3,431,606.34 = 690,315.64 : x
  2. Step 2: Convert to fraction form
    2,287,795/3,431,606.34 = 690,315.64/x
  3. Step 3: Cross multiply
    2,287,795x = 3,431,606.34 × 690,315.64
  4. Step 4: Simplify right side
    2,287,795x = 2,368,891,526,825.16
  5. Step 5: Solve for x
    x = 2,368,891,526,825.16/2,287,795
  6. Step 6: Final answer
    x = 1,035,447.46

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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.