Home / 2,901,765-4,000,215.06-2,027,886.50

Finding the Fourth Proportional to 2,901,765, 4,000,215.06 and 2,027,886.50

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Solution

The fourth proportional to 2,901,765, 4,000,215.06 and 2,027,886.50 is: 2,795,533.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901,765 : 4,000,215.06 = 2,027,886.50 : x
  2. Step 2: Convert to fraction form
    2,901,765/4,000,215.06 = 2,027,886.50/x
  3. Step 3: Cross multiply
    2,901,765x = 4,000,215.06 × 2,027,886.50
  4. Step 4: Simplify right side
    2,901,765x = 8,111,982,117,270.69
  5. Step 5: Solve for x
    x = 8,111,982,117,270.69/2,901,765
  6. Step 6: Final answer
    x = 2,795,533.79

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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.