Home / 3,547,008.60-5,320,512.90-2,129,832.60

Finding the Fourth Proportional to 3,547,008.60, 5,320,512.90 and 2,129,832.60

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Solution

The fourth proportional to 3,547,008.60, 5,320,512.90 and 2,129,832.60 is: 3,194,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,008.60 : 5,320,512.90 = 2,129,832.60 : x
  2. Step 2: Convert to fraction form
    3,547,008.60/5,320,512.90 = 2,129,832.60/x
  3. Step 3: Cross multiply
    3,547,008.60x = 5,320,512.90 × 2,129,832.60
  4. Step 4: Simplify right side
    3,547,008.60x = 11,331,801,823,140.54
  5. Step 5: Solve for x
    x = 11,331,801,823,140.54/3,547,008.60
  6. Step 6: Final answer
    x = 3,194,748.90

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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.