Finding the Fourth Proportional to 2,671,154.95, 3,987,390.87 and 2,347,944.71
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Solution
The fourth proportional to 2,671,154.95, 3,987,390.87 and 2,347,944.71 is: 3,504,915.84
Step by Step Solution
- Step 1: Write the proportion equation
2,671,154.95 : 3,987,390.87 = 2,347,944.71 : x - Step 2: Convert to fraction form
2,671,154.95/3,987,390.87 = 2,347,944.71/x - Step 3: Cross multiply
2,671,154.95x = 3,987,390.87 × 2,347,944.71 - Step 4: Simplify right side
2,671,154.95x = 9,362,173,299,918.80 - Step 5: Solve for x
x = 9,362,173,299,918.80/2,671,154.95 - Step 6: Final answer
x = 3,504,915.84
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.