Finding the Fourth Proportional to 2,371,542.64, 3,272,725.07 and 1,283,813.92
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Solution
The fourth proportional to 2,371,542.64, 3,272,725.07 and 1,283,813.92 is: 1,771,661.17
Step by Step Solution
- Step 1: Write the proportion equation
2,371,542.64 : 3,272,725.07 = 1,283,813.92 : x - Step 2: Convert to fraction form
2,371,542.64/3,272,725.07 = 1,283,813.92/x - Step 3: Cross multiply
2,371,542.64x = 3,272,725.07 × 1,283,813.92 - Step 4: Simplify right side
2,371,542.64x = 4,201,569,994,779.90 - Step 5: Solve for x
x = 4,201,569,994,779.90/2,371,542.64 - Step 6: Final answer
x = 1,771,661.17
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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.