Home / 1,199,127.84-1,654,890.74-682,903.56

Finding the Fourth Proportional to 1,199,127.84, 1,654,890.74 and 682,903.56

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Solution

The fourth proportional to 1,199,127.84, 1,654,890.74 and 682,903.56 is: 942,460.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,127.84 : 1,654,890.74 = 682,903.56 : x
  2. Step 2: Convert to fraction form
    1,199,127.84/1,654,890.74 = 682,903.56/x
  3. Step 3: Cross multiply
    1,199,127.84x = 1,654,890.74 × 682,903.56
  4. Step 4: Simplify right side
    1,199,127.84x = 1,130,130,774,342.52
  5. Step 5: Solve for x
    x = 1,130,130,774,342.52/1,199,127.84
  6. Step 6: Final answer
    x = 942,460.63

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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.