Home / 1,668,259.51-2,302,274.89-943,137.79

Finding the Fourth Proportional to 1,668,259.51, 2,302,274.89 and 943,137.79

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Solution

The fourth proportional to 1,668,259.51, 2,302,274.89 and 943,137.79 is: 1,301,573.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,259.51 : 2,302,274.89 = 943,137.79 : x
  2. Step 2: Convert to fraction form
    1,668,259.51/2,302,274.89 = 943,137.79/x
  3. Step 3: Cross multiply
    1,668,259.51x = 2,302,274.89 × 943,137.79
  4. Step 4: Simplify right side
    1,668,259.51x = 2,171,362,449,369.25
  5. Step 5: Solve for x
    x = 2,171,362,449,369.25/1,668,259.51
  6. Step 6: Final answer
    x = 1,301,573.55

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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.