Home / 1,634,719.20-2,452,078.80-1,183,322.40

Finding the Fourth Proportional to 1,634,719.20, 2,452,078.80 and 1,183,322.40

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Solution

The fourth proportional to 1,634,719.20, 2,452,078.80 and 1,183,322.40 is: 1,774,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,719.20 : 2,452,078.80 = 1,183,322.40 : x
  2. Step 2: Convert to fraction form
    1,634,719.20/2,452,078.80 = 1,183,322.40/x
  3. Step 3: Cross multiply
    1,634,719.20x = 2,452,078.80 × 1,183,322.40
  4. Step 4: Simplify right side
    1,634,719.20x = 2,901,599,770,605.12
  5. Step 5: Solve for x
    x = 2,901,599,770,605.12/1,634,719.20
  6. Step 6: Final answer
    x = 1,774,983.60

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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.