Home / 1,871,369.70-2,582,492.96-1,011,930

Finding the Fourth Proportional to 1,871,369.70, 2,582,492.96 and 1,011,930

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Solution

The fourth proportional to 1,871,369.70, 2,582,492.96 and 1,011,930 is: 1,396,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,369.70 : 2,582,492.96 = 1,011,930 : x
  2. Step 2: Convert to fraction form
    1,871,369.70/2,582,492.96 = 1,011,930/x
  3. Step 3: Cross multiply
    1,871,369.70x = 2,582,492.96 × 1,011,930
  4. Step 4: Simplify right side
    1,871,369.70x = 2,613,302,101,012.80
  5. Step 5: Solve for x
    x = 2,613,302,101,012.80/1,871,369.70
  6. Step 6: Final answer
    x = 1,396,464.90

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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.