Finding the Fourth Proportional to 2,558,190.93, 3,530,280.69 and 1,412,246.67
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Solution
The fourth proportional to 2,558,190.93, 3,530,280.69 and 1,412,246.67 is: 1,948,887.82
Step by Step Solution
- Step 1: Write the proportion equation
2,558,190.93 : 3,530,280.69 = 1,412,246.67 : x - Step 2: Convert to fraction form
2,558,190.93/3,530,280.69 = 1,412,246.67/x - Step 3: Cross multiply
2,558,190.93x = 3,530,280.69 × 1,412,246.67 - Step 4: Simplify right side
2,558,190.93x = 4,985,627,148,617.80 - Step 5: Solve for x
x = 4,985,627,148,617.80/2,558,190.93 - Step 6: Final answer
x = 1,948,887.82
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1.5x scale
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.