Home / 1,540,034.22-2,309,874.84-402,906.18

Finding the Fourth Proportional to 1,540,034.22, 2,309,874.84 and 402,906.18

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Solution

The fourth proportional to 1,540,034.22, 2,309,874.84 and 402,906.18 is: 604,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,034.22 : 2,309,874.84 = 402,906.18 : x
  2. Step 2: Convert to fraction form
    1,540,034.22/2,309,874.84 = 402,906.18/x
  3. Step 3: Cross multiply
    1,540,034.22x = 2,309,874.84 × 402,906.18
  4. Step 4: Simplify right side
    1,540,034.22x = 930,662,848,062.51
  5. Step 5: Solve for x
    x = 930,662,848,062.51/1,540,034.22
  6. Step 6: Final answer
    x = 604,313.10

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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.