Home / 3,114,870.40-4,298,513.10-1,738,199.56

Finding the Fourth Proportional to 3,114,870.40, 4,298,513.10 and 1,738,199.56

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Solution

The fourth proportional to 3,114,870.40, 4,298,513.10 and 1,738,199.56 is: 2,398,710.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,870.40 : 4,298,513.10 = 1,738,199.56 : x
  2. Step 2: Convert to fraction form
    3,114,870.40/4,298,513.10 = 1,738,199.56/x
  3. Step 3: Cross multiply
    3,114,870.40x = 4,298,513.10 × 1,738,199.56
  4. Step 4: Simplify right side
    3,114,870.40x = 7,471,673,579,074.24
  5. Step 5: Solve for x
    x = 7,471,673,579,074.24/3,114,870.40
  6. Step 6: Final answer
    x = 2,398,710.90

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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.