Home / 1,665,236.55-2,298,082.40-1,020,532.44

Finding the Fourth Proportional to 1,665,236.55, 2,298,082.40 and 1,020,532.44

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Solution

The fourth proportional to 1,665,236.55, 2,298,082.40 and 1,020,532.44 is: 1,408,369.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,236.55 : 2,298,082.40 = 1,020,532.44 : x
  2. Step 2: Convert to fraction form
    1,665,236.55/2,298,082.40 = 1,020,532.44/x
  3. Step 3: Cross multiply
    1,665,236.55x = 2,298,082.40 × 1,020,532.44
  4. Step 4: Simplify right side
    1,665,236.55x = 2,345,267,638,993.06
  5. Step 5: Solve for x
    x = 2,345,267,638,993.06/1,665,236.55
  6. Step 6: Final answer
    x = 1,408,369.06

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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.