Finding the Fourth Proportional to 1,408,644.44, 1,943,917.98 and 764,063
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Solution
The fourth proportional to 1,408,644.44, 1,943,917.98 and 764,063 is: 1,054,400.79
Step by Step Solution
- Step 1: Write the proportion equation
1,408,644.44 : 1,943,917.98 = 764,063 : x - Step 2: Convert to fraction form
1,408,644.44/1,943,917.98 = 764,063/x - Step 3: Cross multiply
1,408,644.44x = 1,943,917.98 × 764,063 - Step 4: Simplify right side
1,408,644.44x = 1,485,275,803,552.74 - Step 5: Solve for x
x = 1,485,275,803,552.74/1,408,644.44 - Step 6: Final answer
x = 1,054,400.79
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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.