Home / 2,770,743.20-3,823,589.12-1,547,069.60

Finding the Fourth Proportional to 2,770,743.20, 3,823,589.12 and 1,547,069.60

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Solution

The fourth proportional to 2,770,743.20, 3,823,589.12 and 1,547,069.60 is: 2,134,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770,743.20 : 3,823,589.12 = 1,547,069.60 : x
  2. Step 2: Convert to fraction form
    2,770,743.20/3,823,589.12 = 1,547,069.60/x
  3. Step 3: Cross multiply
    2,770,743.20x = 3,823,589.12 × 1,547,069.60
  4. Step 4: Simplify right side
    2,770,743.20x = 5,915,358,490,442.75
  5. Step 5: Solve for x
    x = 5,915,358,490,442.75/2,770,743.20
  6. Step 6: Final answer
    x = 2,134,935.67

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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.