Home / 3,808,113.68-5,709,371.16-1,814,969.36

Finding the Fourth Proportional to 3,808,113.68, 5,709,371.16 and 1,814,969.36

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Solution

The fourth proportional to 3,808,113.68, 5,709,371.16 and 1,814,969.36 is: 2,721,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,113.68 : 5,709,371.16 = 1,814,969.36 : x
  2. Step 2: Convert to fraction form
    3,808,113.68/5,709,371.16 = 1,814,969.36/x
  3. Step 3: Cross multiply
    3,808,113.68x = 5,709,371.16 × 1,814,969.36
  4. Step 4: Simplify right side
    3,808,113.68x = 10,362,333,720,267.66
  5. Step 5: Solve for x
    x = 10,362,333,720,267.66/3,808,113.68
  6. Step 6: Final answer
    x = 2,721,119.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.