Finding the Fourth Proportional to 1,264,736.76, 1,896,965.40 and 318,107.84
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Solution
The fourth proportional to 1,264,736.76, 1,896,965.40 and 318,107.84 is: 477,126.61
Step by Step Solution
- Step 1: Write the proportion equation
1,264,736.76 : 1,896,965.40 = 318,107.84 : x - Step 2: Convert to fraction form
1,264,736.76/1,896,965.40 = 318,107.84/x - Step 3: Cross multiply
1,264,736.76x = 1,896,965.40 × 318,107.84 - Step 4: Simplify right side
1,264,736.76x = 603,439,565,948.74 - Step 5: Solve for x
x = 603,439,565,948.74/1,264,736.76 - Step 6: Final answer
x = 477,126.61
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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.