Home / 3,146,393.43-4,342,152.56-1,769,801.40

Finding the Fourth Proportional to 3,146,393.43, 4,342,152.56 and 1,769,801.40

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Solution

The fourth proportional to 3,146,393.43, 4,342,152.56 and 1,769,801.40 is: 2,442,398.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,393.43 : 4,342,152.56 = 1,769,801.40 : x
  2. Step 2: Convert to fraction form
    3,146,393.43/4,342,152.56 = 1,769,801.40/x
  3. Step 3: Cross multiply
    3,146,393.43x = 4,342,152.56 × 1,769,801.40
  4. Step 4: Simplify right side
    3,146,393.43x = 7,684,747,670,852.58
  5. Step 5: Solve for x
    x = 7,684,747,670,852.58/3,146,393.43
  6. Step 6: Final answer
    x = 2,442,398.84

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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.