Home / 5,362,689.58-7,402,897.20-3,187,936.78

Finding the Fourth Proportional to 5,362,689.58, 7,402,897.20 and 3,187,936.78

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Solution

The fourth proportional to 5,362,689.58, 7,402,897.20 and 3,187,936.78 is: 4,400,770.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362,689.58 : 7,402,897.20 = 3,187,936.78 : x
  2. Step 2: Convert to fraction form
    5,362,689.58/7,402,897.20 = 3,187,936.78/x
  3. Step 3: Cross multiply
    5,362,689.58x = 7,402,897.20 × 3,187,936.78
  4. Step 4: Simplify right side
    5,362,689.58x = 23,599,968,262,439.02
  5. Step 5: Solve for x
    x = 23,599,968,262,439.02/5,362,689.58
  6. Step 6: Final answer
    x = 4,400,770.90

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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.