Home / 5,107,905.78-7,048,907.70-2,932,589.22

Finding the Fourth Proportional to 5,107,905.78, 7,048,907.70 and 2,932,589.22

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Solution

The fourth proportional to 5,107,905.78, 7,048,907.70 and 2,932,589.22 is: 4,046,971.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,905.78 : 7,048,907.70 = 2,932,589.22 : x
  2. Step 2: Convert to fraction form
    5,107,905.78/7,048,907.70 = 2,932,589.22/x
  3. Step 3: Cross multiply
    5,107,905.78x = 7,048,907.70 × 2,932,589.22
  4. Step 4: Simplify right side
    5,107,905.78x = 20,671,550,733,795.00
  5. Step 5: Solve for x
    x = 20,671,550,733,795.00/5,107,905.78
  6. Step 6: Final answer
    x = 4,046,971.82

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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.