Finding the Fourth Proportional to 1,268,804.04, 1,750,787.63 and 724,975.05
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Solution
The fourth proportional to 1,268,804.04, 1,750,787.63 and 724,975.05 is: 1,000,373.04
Step by Step Solution
- Step 1: Write the proportion equation
1,268,804.04 : 1,750,787.63 = 724,975.05 : x - Step 2: Convert to fraction form
1,268,804.04/1,750,787.63 = 724,975.05/x - Step 3: Cross multiply
1,268,804.04x = 1,750,787.63 × 724,975.05 - Step 4: Simplify right side
1,268,804.04x = 1,269,277,349,598.63 - Step 5: Solve for x
x = 1,269,277,349,598.63/1,268,804.04 - Step 6: Final answer
x = 1,000,373.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.