Finding the Fourth Proportional to 1,371,107.29, 2,056,852.47 and 572,205.91
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Solution
The fourth proportional to 1,371,107.29, 2,056,852.47 and 572,205.91 is: 858,388.80
Step by Step Solution
- Step 1: Write the proportion equation
1,371,107.29 : 2,056,852.47 = 572,205.91 : x - Step 2: Convert to fraction form
1,371,107.29/2,056,852.47 = 572,205.91/x - Step 3: Cross multiply
1,371,107.29x = 2,056,852.47 × 572,205.91 - Step 4: Simplify right side
1,371,107.29x = 1,176,943,139,332.10 - Step 5: Solve for x
x = 1,176,943,139,332.10/1,371,107.29 - Step 6: Final answer
x = 858,388.80
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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.