Home / 4,629,978.15-6,945,326.52-1,391,263.03

Finding the Fourth Proportional to 4,629,978.15, 6,945,326.52 and 1,391,263.03

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Solution

The fourth proportional to 4,629,978.15, 6,945,326.52 and 1,391,263.03 is: 2,087,002.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,629,978.15 : 6,945,326.52 = 1,391,263.03 : x
  2. Step 2: Convert to fraction form
    4,629,978.15/6,945,326.52 = 1,391,263.03/x
  3. Step 3: Cross multiply
    4,629,978.15x = 6,945,326.52 × 1,391,263.03
  4. Step 4: Simplify right side
    4,629,978.15x = 9,662,776,018,554.56
  5. Step 5: Solve for x
    x = 9,662,776,018,554.56/4,629,978.15
  6. Step 6: Final answer
    x = 2,087,002.51

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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.