Finding the Fourth Proportional to 1,806,245.88, 2,709,023.49 and 907,438.56
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Solution
The fourth proportional to 1,806,245.88, 2,709,023.49 and 907,438.56 is: 1,360,984.35
Step by Step Solution
- Step 1: Write the proportion equation
1,806,245.88 : 2,709,023.49 = 907,438.56 : x - Step 2: Convert to fraction form
1,806,245.88/2,709,023.49 = 907,438.56/x - Step 3: Cross multiply
1,806,245.88x = 2,709,023.49 × 907,438.56 - Step 4: Simplify right side
1,806,245.88x = 2,458,272,374,771.78 - Step 5: Solve for x
x = 2,458,272,374,771.78/1,806,245.88 - Step 6: Final answer
x = 1,360,984.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.