Home / 1,233,683.94-1,702,404.63-689,864.52

Finding the Fourth Proportional to 1,233,683.94, 1,702,404.63 and 689,864.52

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Solution

The fourth proportional to 1,233,683.94, 1,702,404.63 and 689,864.52 is: 951,968.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,683.94 : 1,702,404.63 = 689,864.52 : x
  2. Step 2: Convert to fraction form
    1,233,683.94/1,702,404.63 = 689,864.52/x
  3. Step 3: Cross multiply
    1,233,683.94x = 1,702,404.63 × 689,864.52
  4. Step 4: Simplify right side
    1,233,683.94x = 1,174,428,552,920.73
  5. Step 5: Solve for x
    x = 1,174,428,552,920.73/1,233,683.94
  6. Step 6: Final answer
    x = 951,968.75

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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.