Home / 1,404,518.51-1,938,221.74-759,924.56

Finding the Fourth Proportional to 1,404,518.51, 1,938,221.74 and 759,924.56

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Solution

The fourth proportional to 1,404,518.51, 1,938,221.74 and 759,924.56 is: 1,048,688.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,518.51 : 1,938,221.74 = 759,924.56 : x
  2. Step 2: Convert to fraction form
    1,404,518.51/1,938,221.74 = 759,924.56/x
  3. Step 3: Cross multiply
    1,404,518.51x = 1,938,221.74 × 759,924.56
  4. Step 4: Simplify right side
    1,404,518.51x = 1,472,902,302,951.93
  5. Step 5: Solve for x
    x = 1,472,902,302,951.93/1,404,518.51
  6. Step 6: Final answer
    x = 1,048,688.42

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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.