Home / 1,650,023.16-2,473,604.30-638,449.09

Finding the Fourth Proportional to 1,650,023.16, 2,473,604.30 and 638,449.09

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Solution

The fourth proportional to 1,650,023.16, 2,473,604.30 and 638,449.09 is: 957,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,023.16 : 2,473,604.30 = 638,449.09 : x
  2. Step 2: Convert to fraction form
    1,650,023.16/2,473,604.30 = 638,449.09/x
  3. Step 3: Cross multiply
    1,650,023.16x = 2,473,604.30 × 638,449.09
  4. Step 4: Simplify right side
    1,650,023.16x = 1,579,270,407,971.56
  5. Step 5: Solve for x
    x = 1,579,270,407,971.56/1,650,023.16
  6. Step 6: Final answer
    x = 957,120.15

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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.