Home / 2,686,228.48-4,029,780.48-793,161.28

Finding the Fourth Proportional to 2,686,228.48, 4,029,780.48 and 793,161.28

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Solution

The fourth proportional to 2,686,228.48, 4,029,780.48 and 793,161.28 is: 1,189,871.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,228.48 : 4,029,780.48 = 793,161.28 : x
  2. Step 2: Convert to fraction form
    2,686,228.48/4,029,780.48 = 793,161.28/x
  3. Step 3: Cross multiply
    2,686,228.48x = 4,029,780.48 × 793,161.28
  4. Step 4: Simplify right side
    2,686,228.48x = 3,196,265,843,635.81
  5. Step 5: Solve for x
    x = 3,196,265,843,635.81/2,686,228.48
  6. Step 6: Final answer
    x = 1,189,871.18

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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.