Home / 4,293,820.56-5,918,922.72-3,638,026.20

Finding the Fourth Proportional to 4,293,820.56, 5,918,922.72 and 3,638,026.20

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Solution

The fourth proportional to 4,293,820.56, 5,918,922.72 and 3,638,026.20 is: 5,014,926.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293,820.56 : 5,918,922.72 = 3,638,026.20 : x
  2. Step 2: Convert to fraction form
    4,293,820.56/5,918,922.72 = 3,638,026.20/x
  3. Step 3: Cross multiply
    4,293,820.56x = 5,918,922.72 × 3,638,026.20
  4. Step 4: Simplify right side
    4,293,820.56x = 21,533,195,931,135.27
  5. Step 5: Solve for x
    x = 21,533,195,931,135.27/4,293,820.56
  6. Step 6: Final answer
    x = 5,014,926.83

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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.