Finding the Fourth Proportional to 1,418,736.75, 1,957,849.70 and 774,154.95
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Solution
The fourth proportional to 1,418,736.75, 1,957,849.70 and 774,154.95 is: 1,068,330.00
Step by Step Solution
- Step 1: Write the proportion equation
1,418,736.75 : 1,957,849.70 = 774,154.95 : x - Step 2: Convert to fraction form
1,418,736.75/1,957,849.70 = 774,154.95/x - Step 3: Cross multiply
1,418,736.75x = 1,957,849.70 × 774,154.95 - Step 4: Simplify right side
1,418,736.75x = 1,515,679,032,740.24 - Step 5: Solve for x
x = 1,515,679,032,740.24/1,418,736.75 - Step 6: Final answer
x = 1,068,330.00
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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.