Home / 1,227,819.51-1,694,166.08-683,941.77

Finding the Fourth Proportional to 1,227,819.51, 1,694,166.08 and 683,941.77

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Solution

The fourth proportional to 1,227,819.51, 1,694,166.08 and 683,941.77 is: 943,714.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,819.51 : 1,694,166.08 = 683,941.77 : x
  2. Step 2: Convert to fraction form
    1,227,819.51/1,694,166.08 = 683,941.77/x
  3. Step 3: Cross multiply
    1,227,819.51x = 1,694,166.08 × 683,941.77
  4. Step 4: Simplify right side
    1,227,819.51x = 1,158,710,944,009.45
  5. Step 5: Solve for x
    x = 1,158,710,944,009.45/1,227,819.51
  6. Step 6: Final answer
    x = 943,714.39

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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.