Home / 3,119,491.10-4,669,905.45-2,934,940.70

Finding the Fourth Proportional to 3,119,491.10, 4,669,905.45 and 2,934,940.70

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Solution

The fourth proportional to 3,119,491.10, 4,669,905.45 and 2,934,940.70 is: 4,393,631.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,491.10 : 4,669,905.45 = 2,934,940.70 : x
  2. Step 2: Convert to fraction form
    3,119,491.10/4,669,905.45 = 2,934,940.70/x
  3. Step 3: Cross multiply
    3,119,491.10x = 4,669,905.45 × 2,934,940.70
  4. Step 4: Simplify right side
    3,119,491.10x = 13,705,895,570,356.82
  5. Step 5: Solve for x
    x = 13,705,895,570,356.82/3,119,491.10
  6. Step 6: Final answer
    x = 4,393,631.89

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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.