Home / 1,463,980.82-2,020,293.24-819,401

Finding the Fourth Proportional to 1,463,980.82, 2,020,293.24 and 819,401

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Solution

The fourth proportional to 1,463,980.82, 2,020,293.24 and 819,401 is: 1,130,773.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,980.82 : 2,020,293.24 = 819,401 : x
  2. Step 2: Convert to fraction form
    1,463,980.82/2,020,293.24 = 819,401/x
  3. Step 3: Cross multiply
    1,463,980.82x = 2,020,293.24 × 819,401
  4. Step 4: Simplify right side
    1,463,980.82x = 1,655,430,301,149.24
  5. Step 5: Solve for x
    x = 1,655,430,301,149.24/1,463,980.82
  6. Step 6: Final answer
    x = 1,130,773.22

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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.