Home / 1,492,912.27-2,060,157.81-839,519.70

Finding the Fourth Proportional to 1,492,912.27, 2,060,157.81 and 839,519.70

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Solution

The fourth proportional to 1,492,912.27, 2,060,157.81 and 839,519.70 is: 1,158,502.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,912.27 : 2,060,157.81 = 839,519.70 : x
  2. Step 2: Convert to fraction form
    1,492,912.27/2,060,157.81 = 839,519.70/x
  3. Step 3: Cross multiply
    1,492,912.27x = 2,060,157.81 × 839,519.70
  4. Step 4: Simplify right side
    1,492,912.27x = 1,729,543,066,603.86
  5. Step 5: Solve for x
    x = 1,729,543,066,603.86/1,492,912.27
  6. Step 6: Final answer
    x = 1,158,502.81

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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.