Home / 2,980,426.79-4,470,682.11-850,511.14

Finding the Fourth Proportional to 2,980,426.79, 4,470,682.11 and 850,511.14

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Solution

The fourth proportional to 2,980,426.79, 4,470,682.11 and 850,511.14 is: 1,275,778.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,426.79 : 4,470,682.11 = 850,511.14 : x
  2. Step 2: Convert to fraction form
    2,980,426.79/4,470,682.11 = 850,511.14/x
  3. Step 3: Cross multiply
    2,980,426.79x = 4,470,682.11 × 850,511.14
  4. Step 4: Simplify right side
    2,980,426.79x = 3,802,364,937,953.71
  5. Step 5: Solve for x
    x = 3,802,364,937,953.71/2,980,426.79
  6. Step 6: Final answer
    x = 1,275,778.67

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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.