Home / 3,025,813.20-4,538,719.80-1,106,720.70

Finding the Fourth Proportional to 3,025,813.20, 4,538,719.80 and 1,106,720.70

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Solution

The fourth proportional to 3,025,813.20, 4,538,719.80 and 1,106,720.70 is: 1,660,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,813.20 : 4,538,719.80 = 1,106,720.70 : x
  2. Step 2: Convert to fraction form
    3,025,813.20/4,538,719.80 = 1,106,720.70/x
  3. Step 3: Cross multiply
    3,025,813.20x = 4,538,719.80 × 1,106,720.70
  4. Step 4: Simplify right side
    3,025,813.20x = 5,023,095,154,159.86
  5. Step 5: Solve for x
    x = 5,023,095,154,159.86/3,025,813.20
  6. Step 6: Final answer
    x = 1,660,081.05

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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.