Home / 922,143.35-1,381,738.80-606,231.20

Finding the Fourth Proportional to 922,143.35, 1,381,738.80 and 606,231.20

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Solution

The fourth proportional to 922,143.35, 1,381,738.80 and 606,231.20 is: 908,376.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,143.35 : 1,381,738.80 = 606,231.20 : x
  2. Step 2: Convert to fraction form
    922,143.35/1,381,738.80 = 606,231.20/x
  3. Step 3: Cross multiply
    922,143.35x = 1,381,738.80 × 606,231.20
  4. Step 4: Simplify right side
    922,143.35x = 837,653,170,810.56
  5. Step 5: Solve for x
    x = 837,653,170,810.56/922,143.35
  6. Step 6: Final answer
    x = 908,376.31

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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.