Finding the Fourth Proportional to 1,625,562.96, 2,243,177.94 and 900,367.68
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Solution
The fourth proportional to 1,625,562.96, 2,243,177.94 and 900,367.68 is: 1,242,452.59
Step by Step Solution
- Step 1: Write the proportion equation
1,625,562.96 : 2,243,177.94 = 900,367.68 : x - Step 2: Convert to fraction form
1,625,562.96/2,243,177.94 = 900,367.68/x - Step 3: Cross multiply
1,625,562.96x = 2,243,177.94 × 900,367.68 - Step 4: Simplify right side
1,625,562.96x = 2,019,684,917,664.98 - Step 5: Solve for x
x = 2,019,684,917,664.98/1,625,562.96 - Step 6: Final answer
x = 1,242,452.59
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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.