Finding the Fourth Proportional to 2,402,427.98, 3,315,350.68 and 1,314,699.60
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Solution
The fourth proportional to 2,402,427.98, 3,315,350.68 and 1,314,699.60 is: 1,814,285.48
Step by Step Solution
- Step 1: Write the proportion equation
2,402,427.98 : 3,315,350.68 = 1,314,699.60 : x - Step 2: Convert to fraction form
2,402,427.98/3,315,350.68 = 1,314,699.60/x - Step 3: Cross multiply
2,402,427.98x = 3,315,350.68 × 1,314,699.60 - Step 4: Simplify right side
2,402,427.98x = 4,358,690,212,855.73 - Step 5: Solve for x
x = 4,358,690,212,855.73/2,402,427.98 - Step 6: Final answer
x = 1,814,285.48
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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.