Finding the Fourth Proportional to 1,065,534.06, 1,470,458.70 and 582,130.53
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Solution
The fourth proportional to 1,065,534.06, 1,470,458.70 and 582,130.53 is: 803,351.99
Step by Step Solution
- Step 1: Write the proportion equation
1,065,534.06 : 1,470,458.70 = 582,130.53 : x - Step 2: Convert to fraction form
1,065,534.06/1,470,458.70 = 582,130.53/x - Step 3: Cross multiply
1,065,534.06x = 1,470,458.70 × 582,130.53 - Step 4: Simplify right side
1,065,534.06x = 855,998,902,374.11 - Step 5: Solve for x
x = 855,998,902,374.11/1,065,534.06 - Step 6: Final answer
x = 803,351.99
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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.