Finding the Fourth Proportional to 1,371,725.10, 2,058,864.33 and 698,310.54
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Solution
The fourth proportional to 1,371,725.10, 2,058,864.33 and 698,310.54 is: 1,048,115.74
Step by Step Solution
- Step 1: Write the proportion equation
1,371,725.10 : 2,058,864.33 = 698,310.54 : x - Step 2: Convert to fraction form
1,371,725.10/2,058,864.33 = 698,310.54/x - Step 3: Cross multiply
1,371,725.10x = 2,058,864.33 × 698,310.54 - Step 4: Simplify right side
1,371,725.10x = 1,437,726,662,069.04 - Step 5: Solve for x
x = 1,437,726,662,069.04/1,371,725.10 - Step 6: Final answer
x = 1,048,115.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.