Home / 2,580,842.29-3,871,269.59-783,739.28

Finding the Fourth Proportional to 2,580,842.29, 3,871,269.59 and 783,739.28

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Solution

The fourth proportional to 2,580,842.29, 3,871,269.59 and 783,739.28 is: 1,175,610.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,842.29 : 3,871,269.59 = 783,739.28 : x
  2. Step 2: Convert to fraction form
    2,580,842.29/3,871,269.59 = 783,739.28/x
  3. Step 3: Cross multiply
    2,580,842.29x = 3,871,269.59 × 783,739.28
  4. Step 4: Simplify right side
    2,580,842.29x = 3,034,066,032,394.71
  5. Step 5: Solve for x
    x = 3,034,066,032,394.71/2,580,842.29
  6. Step 6: Final answer
    x = 1,175,610.79

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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.