Home / 1,408,316.39-2,111,944.24-509,535.94

Finding the Fourth Proportional to 1,408,316.39, 2,111,944.24 and 509,535.94

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Solution

The fourth proportional to 1,408,316.39, 2,111,944.24 and 509,535.94 is: 764,112.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,316.39 : 2,111,944.24 = 509,535.94 : x
  2. Step 2: Convert to fraction form
    1,408,316.39/2,111,944.24 = 509,535.94/x
  3. Step 3: Cross multiply
    1,408,316.39x = 2,111,944.24 × 509,535.94
  4. Step 4: Simplify right side
    1,408,316.39x = 1,076,111,481,722.42
  5. Step 5: Solve for x
    x = 1,076,111,481,722.42/1,408,316.39
  6. Step 6: Final answer
    x = 764,112.02

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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.