Home / 1,212,723.92-1,820,347.56-893,236.56

Finding the Fourth Proportional to 1,212,723.92, 1,820,347.56 and 893,236.56

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Solution

The fourth proportional to 1,212,723.92, 1,820,347.56 and 893,236.56 is: 1,340,784.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,723.92 : 1,820,347.56 = 893,236.56 : x
  2. Step 2: Convert to fraction form
    1,212,723.92/1,820,347.56 = 893,236.56/x
  3. Step 3: Cross multiply
    1,212,723.92x = 1,820,347.56 × 893,236.56
  4. Step 4: Simplify right side
    1,212,723.92x = 1,626,000,992,498.79
  5. Step 5: Solve for x
    x = 1,626,000,992,498.79/1,212,723.92
  6. Step 6: Final answer
    x = 1,340,784.14

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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.