Home / 1,279,666.19-1,916,924.09-606,396.76

Finding the Fourth Proportional to 1,279,666.19, 1,916,924.09 and 606,396.76

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Solution

The fourth proportional to 1,279,666.19, 1,916,924.09 and 606,396.76 is: 908,374.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,666.19 : 1,916,924.09 = 606,396.76 : x
  2. Step 2: Convert to fraction form
    1,279,666.19/1,916,924.09 = 606,396.76/x
  3. Step 3: Cross multiply
    1,279,666.19x = 1,916,924.09 × 606,396.76
  4. Step 4: Simplify right side
    1,279,666.19x = 1,162,416,544,725.34
  5. Step 5: Solve for x
    x = 1,162,416,544,725.34/1,279,666.19
  6. Step 6: Final answer
    x = 908,374.82

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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.