Home / 4,943,019.78-6,822,083.44-2,767,703.12

Finding the Fourth Proportional to 4,943,019.78, 6,822,083.44 and 2,767,703.12

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Solution

The fourth proportional to 4,943,019.78, 6,822,083.44 and 2,767,703.12 is: 3,819,831.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943,019.78 : 6,822,083.44 = 2,767,703.12 : x
  2. Step 2: Convert to fraction form
    4,943,019.78/6,822,083.44 = 2,767,703.12/x
  3. Step 3: Cross multiply
    4,943,019.78x = 6,822,083.44 × 2,767,703.12
  4. Step 4: Simplify right side
    4,943,019.78x = 18,881,501,645,762.80
  5. Step 5: Solve for x
    x = 18,881,501,645,762.80/4,943,019.78
  6. Step 6: Final answer
    x = 3,819,831.29

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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.