Home / 5,265,227-7,897,840.60-1,276,139

Finding the Fourth Proportional to 5,265,227, 7,897,840.60 and 1,276,139

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Solution

The fourth proportional to 5,265,227, 7,897,840.60 and 1,276,139 is: 1,914,208.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,227 : 7,897,840.60 = 1,276,139 : x
  2. Step 2: Convert to fraction form
    5,265,227/7,897,840.60 = 1,276,139/x
  3. Step 3: Cross multiply
    5,265,227x = 7,897,840.60 × 1,276,139
  4. Step 4: Simplify right side
    5,265,227x = 10,078,742,405,443.40
  5. Step 5: Solve for x
    x = 10,078,742,405,443.40/5,265,227
  6. Step 6: Final answer
    x = 1,914,208.52

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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.