Home / 2,852,109.51-4,275,283.91-1,787,897.49

Finding the Fourth Proportional to 2,852,109.51, 4,275,283.91 and 1,787,897.49

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Solution

The fourth proportional to 2,852,109.51, 4,275,283.91 and 1,787,897.49 is: 2,680,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852,109.51 : 4,275,283.91 = 1,787,897.49 : x
  2. Step 2: Convert to fraction form
    2,852,109.51/4,275,283.91 = 1,787,897.49/x
  3. Step 3: Cross multiply
    2,852,109.51x = 4,275,283.91 × 1,787,897.49
  4. Step 4: Simplify right side
    2,852,109.51x = 7,643,769,362,786.90
  5. Step 5: Solve for x
    x = 7,643,769,362,786.90/2,852,109.51
  6. Step 6: Final answer
    x = 2,680,040.63

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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.