Home / 3,122,110.80-4,686,665.40-2,415,272.40

Finding the Fourth Proportional to 3,122,110.80, 4,686,665.40 and 2,415,272.40

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Solution

The fourth proportional to 3,122,110.80, 4,686,665.40 and 2,415,272.40 is: 3,625,615.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122,110.80 : 4,686,665.40 = 2,415,272.40 : x
  2. Step 2: Convert to fraction form
    3,122,110.80/4,686,665.40 = 2,415,272.40/x
  3. Step 3: Cross multiply
    3,122,110.80x = 4,686,665.40 × 2,415,272.40
  4. Step 4: Simplify right side
    3,122,110.80x = 11,319,573,588,654.96
  5. Step 5: Solve for x
    x = 11,319,573,588,654.96/3,122,110.80
  6. Step 6: Final answer
    x = 3,625,615.59

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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.