Home / 3,020,853.23-4,168,794.81-1,644,193.68

Finding the Fourth Proportional to 3,020,853.23, 4,168,794.81 and 1,644,193.68

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Solution

The fourth proportional to 3,020,853.23, 4,168,794.81 and 1,644,193.68 is: 2,268,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,853.23 : 4,168,794.81 = 1,644,193.68 : x
  2. Step 2: Convert to fraction form
    3,020,853.23/4,168,794.81 = 1,644,193.68/x
  3. Step 3: Cross multiply
    3,020,853.23x = 4,168,794.81 × 1,644,193.68
  4. Step 4: Simplify right side
    3,020,853.23x = 6,854,306,079,818.80
  5. Step 5: Solve for x
    x = 6,854,306,079,818.80/3,020,853.23
  6. Step 6: Final answer
    x = 2,268,996.72

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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.