Home / 1,401,655.82-2,103,812.94-867,561.26

Finding the Fourth Proportional to 1,401,655.82, 2,103,812.94 and 867,561.26

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Solution

The fourth proportional to 1,401,655.82, 2,103,812.94 and 867,561.26 is: 1,302,164.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,655.82 : 2,103,812.94 = 867,561.26 : x
  2. Step 2: Convert to fraction form
    1,401,655.82/2,103,812.94 = 867,561.26/x
  3. Step 3: Cross multiply
    1,401,655.82x = 2,103,812.94 × 867,561.26
  4. Step 4: Simplify right side
    1,401,655.82x = 1,825,186,605,030.70
  5. Step 5: Solve for x
    x = 1,825,186,605,030.70/1,401,655.82
  6. Step 6: Final answer
    x = 1,302,164.61

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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.