Finding the Fourth Proportional to 1,559,386.08, 2,151,970.74 and 914,817.24
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Solution
The fourth proportional to 1,559,386.08, 2,151,970.74 and 914,817.24 is: 1,262,458.32
Step by Step Solution
- Step 1: Write the proportion equation
1,559,386.08 : 2,151,970.74 = 914,817.24 : x - Step 2: Convert to fraction form
1,559,386.08/2,151,970.74 = 914,817.24/x - Step 3: Cross multiply
1,559,386.08x = 2,151,970.74 × 914,817.24 - Step 4: Simplify right side
1,559,386.08x = 1,968,659,932,927.56 - Step 5: Solve for x
x = 1,968,659,932,927.56/1,559,386.08 - Step 6: Final answer
x = 1,262,458.32
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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.