Finding the Fourth Proportional to 1,385,972, 1,912,641.36 and 750,068
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Solution
The fourth proportional to 1,385,972, 1,912,641.36 and 750,068 is: 1,035,093.84
Step by Step Solution
- Step 1: Write the proportion equation
1,385,972 : 1,912,641.36 = 750,068 : x - Step 2: Convert to fraction form
1,385,972/1,912,641.36 = 750,068/x - Step 3: Cross multiply
1,385,972x = 1,912,641.36 × 750,068 - Step 4: Simplify right side
1,385,972x = 1,434,611,079,612.48 - Step 5: Solve for x
x = 1,434,611,079,612.48/1,385,972 - Step 6: Final answer
x = 1,035,093.84
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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.