Home / 2,518,970.28-3,776,217.74-981,609.81

Finding the Fourth Proportional to 2,518,970.28, 3,776,217.74 and 981,609.81

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Solution

The fourth proportional to 2,518,970.28, 3,776,217.74 and 981,609.81 is: 1,471,542.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,970.28 : 3,776,217.74 = 981,609.81 : x
  2. Step 2: Convert to fraction form
    2,518,970.28/3,776,217.74 = 981,609.81/x
  3. Step 3: Cross multiply
    2,518,970.28x = 3,776,217.74 × 981,609.81
  4. Step 4: Simplify right side
    2,518,970.28x = 3,706,772,378,280.03
  5. Step 5: Solve for x
    x = 3,706,772,378,280.03/2,518,970.28
  6. Step 6: Final answer
    x = 1,471,542.72

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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.