Home / 1,221,974.36-1,833,122.36-453,367.38

Finding the Fourth Proportional to 1,221,974.36, 1,833,122.36 and 453,367.38

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Solution

The fourth proportional to 1,221,974.36, 1,833,122.36 and 453,367.38 is: 680,110.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,974.36 : 1,833,122.36 = 453,367.38 : x
  2. Step 2: Convert to fraction form
    1,221,974.36/1,833,122.36 = 453,367.38/x
  3. Step 3: Cross multiply
    1,221,974.36x = 1,833,122.36 × 453,367.38
  4. Step 4: Simplify right side
    1,221,974.36x = 831,077,881,572.62
  5. Step 5: Solve for x
    x = 831,077,881,572.62/1,221,974.36
  6. Step 6: Final answer
    x = 680,110.74

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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.