Home / 2,147,003.40-3,220,431.30-549,580.32

Finding the Fourth Proportional to 2,147,003.40, 3,220,431.30 and 549,580.32

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Solution

The fourth proportional to 2,147,003.40, 3,220,431.30 and 549,580.32 is: 824,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,003.40 : 3,220,431.30 = 549,580.32 : x
  2. Step 2: Convert to fraction form
    2,147,003.40/3,220,431.30 = 549,580.32/x
  3. Step 3: Cross multiply
    2,147,003.40x = 3,220,431.30 × 549,580.32
  4. Step 4: Simplify right side
    2,147,003.40x = 1,769,885,664,392.02
  5. Step 5: Solve for x
    x = 1,769,885,664,392.02/2,147,003.40
  6. Step 6: Final answer
    x = 824,351.59

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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.