Finding the Fourth Proportional to 1,671,443.92, 2,306,579.40 and 907,482
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Solution
The fourth proportional to 1,671,443.92, 2,306,579.40 and 907,482 is: 1,252,317.99
Step by Step Solution
- Step 1: Write the proportion equation
1,671,443.92 : 2,306,579.40 = 907,482 : x - Step 2: Convert to fraction form
1,671,443.92/2,306,579.40 = 907,482/x - Step 3: Cross multiply
1,671,443.92x = 2,306,579.40 × 907,482 - Step 4: Simplify right side
1,671,443.92x = 2,093,179,287,070.80 - Step 5: Solve for x
x = 2,093,179,287,070.80/1,671,443.92 - Step 6: Final answer
x = 1,252,317.99
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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.