Finding the Fourth Proportional to 1,368,355.21, 1,888,629.95 and 795,725.71
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Solution
The fourth proportional to 1,368,355.21, 1,888,629.95 and 795,725.71 is: 1,098,275.80
Step by Step Solution
- Step 1: Write the proportion equation
1,368,355.21 : 1,888,629.95 = 795,725.71 : x - Step 2: Convert to fraction form
1,368,355.21/1,888,629.95 = 795,725.71/x - Step 3: Cross multiply
1,368,355.21x = 1,888,629.95 × 795,725.71 - Step 4: Simplify right side
1,368,355.21x = 1,502,831,405,158.75 - Step 5: Solve for x
x = 1,502,831,405,158.75/1,368,355.21 - Step 6: Final answer
x = 1,098,275.80
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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.