Finding the Fourth Proportional to 1,371,407.23, 2,057,439.30 and 572,244.22
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Solution
The fourth proportional to 1,371,407.23, 2,057,439.30 and 572,244.22 is: 858,503.38
Step by Step Solution
- Step 1: Write the proportion equation
1,371,407.23 : 2,057,439.30 = 572,244.22 : x - Step 2: Convert to fraction form
1,371,407.23/2,057,439.30 = 572,244.22/x - Step 3: Cross multiply
1,371,407.23x = 2,057,439.30 × 572,244.22 - Step 4: Simplify right side
1,371,407.23x = 1,177,357,747,425.85 - Step 5: Solve for x
x = 1,177,357,747,425.85/1,371,407.23 - Step 6: Final answer
x = 858,503.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.