Finding the Fourth Proportional to 1,268,278.68, 1,750,334.73 and 695,429.57
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Solution
The fourth proportional to 1,268,278.68, 1,750,334.73 and 695,429.57 is: 959,753.21
Step by Step Solution
- Step 1: Write the proportion equation
1,268,278.68 : 1,750,334.73 = 695,429.57 : x - Step 2: Convert to fraction form
1,268,278.68/1,750,334.73 = 695,429.57/x - Step 3: Cross multiply
1,268,278.68x = 1,750,334.73 × 695,429.57 - Step 4: Simplify right side
1,268,278.68x = 1,217,234,528,639.97 - Step 5: Solve for x
x = 1,217,234,528,639.97/1,268,278.68 - Step 6: Final answer
x = 959,753.21
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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.