Home / 1,215,881.47-1,824,020.40-374,433.22

Finding the Fourth Proportional to 1,215,881.47, 1,824,020.40 and 374,433.22

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Solution

The fourth proportional to 1,215,881.47, 1,824,020.40 and 374,433.22 is: 561,710.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,881.47 : 1,824,020.40 = 374,433.22 : x
  2. Step 2: Convert to fraction form
    1,215,881.47/1,824,020.40 = 374,433.22/x
  3. Step 3: Cross multiply
    1,215,881.47x = 1,824,020.40 × 374,433.22
  4. Step 4: Simplify right side
    1,215,881.47x = 682,973,822,597.59
  5. Step 5: Solve for x
    x = 682,973,822,597.59/1,215,881.47
  6. Step 6: Final answer
    x = 561,710.86

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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.