Home / 1,684,433.07-2,324,568.38-920,499.39

Finding the Fourth Proportional to 1,684,433.07, 2,324,568.38 and 920,499.39

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Solution

The fourth proportional to 1,684,433.07, 2,324,568.38 and 920,499.39 is: 1,270,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,433.07 : 2,324,568.38 = 920,499.39 : x
  2. Step 2: Convert to fraction form
    1,684,433.07/2,324,568.38 = 920,499.39/x
  3. Step 3: Cross multiply
    1,684,433.07x = 2,324,568.38 × 920,499.39
  4. Step 4: Simplify right side
    1,684,433.07x = 2,139,763,771,200.79
  5. Step 5: Solve for x
    x = 2,139,763,771,200.79/1,684,433.07
  6. Step 6: Final answer
    x = 1,270,316.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.