Finding the Fourth Proportional to 1,887,950.74, 2,605,367.46 and 1,028,518.06
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Solution
The fourth proportional to 1,887,950.74, 2,605,367.46 and 1,028,518.06 is: 1,419,352.44
Step by Step Solution
- Step 1: Write the proportion equation
1,887,950.74 : 2,605,367.46 = 1,028,518.06 : x - Step 2: Convert to fraction form
1,887,950.74/2,605,367.46 = 1,028,518.06/x - Step 3: Cross multiply
1,887,950.74x = 2,605,367.46 × 1,028,518.06 - Step 4: Simplify right side
1,887,950.74x = 2,679,667,485,546.33 - Step 5: Solve for x
x = 2,679,667,485,546.33/1,887,950.74 - Step 6: Final answer
x = 1,419,352.44
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.