Home / 2,580,843.29-3,871,271.09-783,740.28

Finding the Fourth Proportional to 2,580,843.29, 3,871,271.09 and 783,740.28

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Solution

The fourth proportional to 2,580,843.29, 3,871,271.09 and 783,740.28 is: 1,175,612.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,843.29 : 3,871,271.09 = 783,740.28 : x
  2. Step 2: Convert to fraction form
    2,580,843.29/3,871,271.09 = 783,740.28/x
  3. Step 3: Cross multiply
    2,580,843.29x = 3,871,271.09 × 783,740.28
  4. Step 4: Simplify right side
    2,580,843.29x = 3,034,071,088,032.51
  5. Step 5: Solve for x
    x = 3,034,071,088,032.51/2,580,843.29
  6. Step 6: Final answer
    x = 1,175,612.29

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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.