Home / 873,669.51-1,206,035.91-587,355.66

Finding the Fourth Proportional to 873,669.51, 1,206,035.91 and 587,355.66

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Solution

The fourth proportional to 873,669.51, 1,206,035.91 and 587,355.66 is: 810,800.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,669.51 : 1,206,035.91 = 587,355.66 : x
  2. Step 2: Convert to fraction form
    873,669.51/1,206,035.91 = 587,355.66/x
  3. Step 3: Cross multiply
    873,669.51x = 1,206,035.91 × 587,355.66
  4. Step 4: Simplify right side
    873,669.51x = 708,372,017,901.75
  5. Step 5: Solve for x
    x = 708,372,017,901.75/873,669.51
  6. Step 6: Final answer
    x = 810,800.89

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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.