Home / 3,055,071.18-4,216,072.51-1,678,504.06

Finding the Fourth Proportional to 3,055,071.18, 4,216,072.51 and 1,678,504.06

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Solution

The fourth proportional to 3,055,071.18, 4,216,072.51 and 1,678,504.06 is: 2,316,376.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055,071.18 : 4,216,072.51 = 1,678,504.06 : x
  2. Step 2: Convert to fraction form
    3,055,071.18/4,216,072.51 = 1,678,504.06/x
  3. Step 3: Cross multiply
    3,055,071.18x = 4,216,072.51 × 1,678,504.06
  4. Step 4: Simplify right side
    3,055,071.18x = 7,076,694,825,289.39
  5. Step 5: Solve for x
    x = 7,076,694,825,289.39/3,055,071.18
  6. Step 6: Final answer
    x = 2,316,376.41

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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.