Home / 1,212,670.66-1,817,262.19-834,018.94

Finding the Fourth Proportional to 1,212,670.66, 1,817,262.19 and 834,018.94

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Solution

The fourth proportional to 1,212,670.66, 1,817,262.19 and 834,018.94 is: 1,249,829.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,670.66 : 1,817,262.19 = 834,018.94 : x
  2. Step 2: Convert to fraction form
    1,212,670.66/1,817,262.19 = 834,018.94/x
  3. Step 3: Cross multiply
    1,212,670.66x = 1,817,262.19 × 834,018.94
  4. Step 4: Simplify right side
    1,212,670.66x = 1,515,631,091,861.89
  5. Step 5: Solve for x
    x = 1,515,631,091,861.89/1,212,670.66
  6. Step 6: Final answer
    x = 1,249,829.12

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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.