Home / 1,493,466.53-2,060,949.60-912,687.38

Finding the Fourth Proportional to 1,493,466.53, 2,060,949.60 and 912,687.38

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Solution

The fourth proportional to 1,493,466.53, 2,060,949.60 and 912,687.38 is: 1,259,487.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,466.53 : 2,060,949.60 = 912,687.38 : x
  2. Step 2: Convert to fraction form
    1,493,466.53/2,060,949.60 = 912,687.38/x
  3. Step 3: Cross multiply
    1,493,466.53x = 2,060,949.60 × 912,687.38
  4. Step 4: Simplify right side
    1,493,466.53x = 1,881,002,686,172.61
  5. Step 5: Solve for x
    x = 1,881,002,686,172.61/1,493,466.53
  6. Step 6: Final answer
    x = 1,259,487.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.