Home / 2,819,182.40-3,890,473.68-1,530,022.76

Finding the Fourth Proportional to 2,819,182.40, 3,890,473.68 and 1,530,022.76

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Solution

The fourth proportional to 2,819,182.40, 3,890,473.68 and 1,530,022.76 is: 2,111,432.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,182.40 : 3,890,473.68 = 1,530,022.76 : x
  2. Step 2: Convert to fraction form
    2,819,182.40/3,890,473.68 = 1,530,022.76/x
  3. Step 3: Cross multiply
    2,819,182.40x = 3,890,473.68 × 1,530,022.76
  4. Step 4: Simplify right side
    2,819,182.40x = 5,952,513,277,580.96
  5. Step 5: Solve for x
    x = 5,952,513,277,580.96/2,819,182.40
  6. Step 6: Final answer
    x = 2,111,432.48

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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.