Home / 2,698,898.45-4,049,056.75-969,942.88

Finding the Fourth Proportional to 2,698,898.45, 4,049,056.75 and 969,942.88

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Solution

The fourth proportional to 2,698,898.45, 4,049,056.75 and 969,942.88 is: 1,455,169.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,898.45 : 4,049,056.75 = 969,942.88 : x
  2. Step 2: Convert to fraction form
    2,698,898.45/4,049,056.75 = 969,942.88/x
  3. Step 3: Cross multiply
    2,698,898.45x = 4,049,056.75 × 969,942.88
  4. Step 4: Simplify right side
    2,698,898.45x = 3,927,353,752,830.94
  5. Step 5: Solve for x
    x = 3,927,353,752,830.94/2,698,898.45
  6. Step 6: Final answer
    x = 1,455,169.14

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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.