Home / 2,019,638.07-3,029,119.83-671,943.06

Finding the Fourth Proportional to 2,019,638.07, 3,029,119.83 and 671,943.06

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Solution

The fourth proportional to 2,019,638.07, 3,029,119.83 and 671,943.06 is: 1,007,802.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,638.07 : 3,029,119.83 = 671,943.06 : x
  2. Step 2: Convert to fraction form
    2,019,638.07/3,029,119.83 = 671,943.06/x
  3. Step 3: Cross multiply
    2,019,638.07x = 3,029,119.83 × 671,943.06
  4. Step 4: Simplify right side
    2,019,638.07x = 2,035,396,047,676.88
  5. Step 5: Solve for x
    x = 2,035,396,047,676.88/2,019,638.07
  6. Step 6: Final answer
    x = 1,007,802.38

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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.