Finding the Fourth Proportional to 1,587,711.36, 2,381,955.84 and 789,368.88
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Solution
The fourth proportional to 1,587,711.36, 2,381,955.84 and 789,368.88 is: 1,184,246.62
Step by Step Solution
- Step 1: Write the proportion equation
1,587,711.36 : 2,381,955.84 = 789,368.88 : x - Step 2: Convert to fraction form
1,587,711.36/2,381,955.84 = 789,368.88/x - Step 3: Cross multiply
1,587,711.36x = 2,381,955.84 × 789,368.88 - Step 4: Simplify right side
1,587,711.36x = 1,880,241,813,630.26 - Step 5: Solve for x
x = 1,880,241,813,630.26/1,587,711.36 - Step 6: Final answer
x = 1,184,246.62
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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.