Home / 2,943,308.70-4,061,858.18-1,781,967.96

Finding the Fourth Proportional to 2,943,308.70, 4,061,858.18 and 1,781,967.96

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Solution

The fourth proportional to 2,943,308.70, 4,061,858.18 and 1,781,967.96 is: 2,459,171.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,308.70 : 4,061,858.18 = 1,781,967.96 : x
  2. Step 2: Convert to fraction form
    2,943,308.70/4,061,858.18 = 1,781,967.96/x
  3. Step 3: Cross multiply
    2,943,308.70x = 4,061,858.18 × 1,781,967.96
  4. Step 4: Simplify right side
    2,943,308.70x = 7,238,101,125,914.07
  5. Step 5: Solve for x
    x = 7,238,101,125,914.07/2,943,308.70
  6. Step 6: Final answer
    x = 2,459,171.59

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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.