Home / 2,789,371.80-3,849,429.45-1,549,003.01

Finding the Fourth Proportional to 2,789,371.80, 3,849,429.45 and 1,549,003.01

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Solution

The fourth proportional to 2,789,371.80, 3,849,429.45 and 1,549,003.01 is: 2,137,677.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,371.80 : 3,849,429.45 = 1,549,003.01 : x
  2. Step 2: Convert to fraction form
    2,789,371.80/3,849,429.45 = 1,549,003.01/x
  3. Step 3: Cross multiply
    2,789,371.80x = 3,849,429.45 × 1,549,003.01
  4. Step 4: Simplify right side
    2,789,371.80x = 5,962,777,804,832.65
  5. Step 5: Solve for x
    x = 5,962,777,804,832.65/2,789,371.80
  6. Step 6: Final answer
    x = 2,137,677.67

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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.