Finding the Fourth Proportional to 1,268,269.04, 1,750,114.14 and 724,329.74
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Solution
The fourth proportional to 1,268,269.04, 1,750,114.14 and 724,329.74 is: 999,519.57
Step by Step Solution
- Step 1: Write the proportion equation
1,268,269.04 : 1,750,114.14 = 724,329.74 : x - Step 2: Convert to fraction form
1,268,269.04/1,750,114.14 = 724,329.74/x - Step 3: Cross multiply
1,268,269.04x = 1,750,114.14 × 724,329.74 - Step 4: Simplify right side
1,268,269.04x = 1,267,659,719,996.52 - Step 5: Solve for x
x = 1,267,659,719,996.52/1,268,269.04 - Step 6: Final answer
x = 999,519.57
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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.