Home / 1,954,586.70-2,927,888.72-1,005,964.50

Finding the Fourth Proportional to 1,954,586.70, 2,927,888.72 and 1,005,964.50

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Solution

The fourth proportional to 1,954,586.70, 2,927,888.72 and 1,005,964.50 is: 1,506,892.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,586.70 : 2,927,888.72 = 1,005,964.50 : x
  2. Step 2: Convert to fraction form
    1,954,586.70/2,927,888.72 = 1,005,964.50/x
  3. Step 3: Cross multiply
    1,954,586.70x = 2,927,888.72 × 1,005,964.50
  4. Step 4: Simplify right side
    1,954,586.70x = 2,945,352,112,270.44
  5. Step 5: Solve for x
    x = 2,945,352,112,270.44/1,954,586.70
  6. Step 6: Final answer
    x = 1,506,892.54

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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.