Home / 1,233,927.81-1,702,907.19-690,114.24

Finding the Fourth Proportional to 1,233,927.81, 1,702,907.19 and 690,114.24

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Solution

The fourth proportional to 1,233,927.81, 1,702,907.19 and 690,114.24 is: 952,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,927.81 : 1,702,907.19 = 690,114.24 : x
  2. Step 2: Convert to fraction form
    1,233,927.81/1,702,907.19 = 690,114.24/x
  3. Step 3: Cross multiply
    1,233,927.81x = 1,702,907.19 × 690,114.24
  4. Step 4: Simplify right side
    1,233,927.81x = 1,175,200,501,217.39
  5. Step 5: Solve for x
    x = 1,175,200,501,217.39/1,233,927.81
  6. Step 6: Final answer
    x = 952,406.20

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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.