Home / 2,980,663.08-4,469,866.74-1,274,735.40

Finding the Fourth Proportional to 2,980,663.08, 4,469,866.74 and 1,274,735.40

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Solution

The fourth proportional to 2,980,663.08, 4,469,866.74 and 1,274,735.40 is: 1,911,620.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,663.08 : 4,469,866.74 = 1,274,735.40 : x
  2. Step 2: Convert to fraction form
    2,980,663.08/4,469,866.74 = 1,274,735.40/x
  3. Step 3: Cross multiply
    2,980,663.08x = 4,469,866.74 × 1,274,735.40
  4. Step 4: Simplify right side
    2,980,663.08x = 5,697,897,366,760.60
  5. Step 5: Solve for x
    x = 5,697,897,366,760.60/2,980,663.08
  6. Step 6: Final answer
    x = 1,911,620.74

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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.