Finding the Fourth Proportional to 1,671,422.14, 2,306,562.48 and 907,475.80
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Solution
The fourth proportional to 1,671,422.14, 2,306,562.48 and 907,475.80 is: 1,252,316.56
Step by Step Solution
- Step 1: Write the proportion equation
1,671,422.14 : 2,306,562.48 = 907,475.80 : x - Step 2: Convert to fraction form
1,671,422.14/2,306,562.48 = 907,475.80/x - Step 3: Cross multiply
1,671,422.14x = 2,306,562.48 × 907,475.80 - Step 4: Simplify right side
1,671,422.14x = 2,093,149,631,787.98 - Step 5: Solve for x
x = 2,093,149,631,787.98/1,671,422.14 - Step 6: Final answer
x = 1,252,316.56
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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.