Home / 3,114,899.81-4,298,553.72-1,738,228.87

Finding the Fourth Proportional to 3,114,899.81, 4,298,553.72 and 1,738,228.87

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Solution

The fourth proportional to 3,114,899.81, 4,298,553.72 and 1,738,228.87 is: 2,398,751.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,899.81 : 4,298,553.72 = 1,738,228.87 : x
  2. Step 2: Convert to fraction form
    3,114,899.81/4,298,553.72 = 1,738,228.87/x
  3. Step 3: Cross multiply
    3,114,899.81x = 4,298,553.72 × 1,738,228.87
  4. Step 4: Simplify right side
    3,114,899.81x = 7,471,870,164,603.51
  5. Step 5: Solve for x
    x = 7,471,870,164,603.51/3,114,899.81
  6. Step 6: Final answer
    x = 2,398,751.37

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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.