Finding the Fourth Proportional to 2,293,607.07, 3,165,259.05 and 1,261,193.49
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Solution
The fourth proportional to 2,293,607.07, 3,165,259.05 and 1,261,193.49 is: 1,740,491.72
Step by Step Solution
- Step 1: Write the proportion equation
2,293,607.07 : 3,165,259.05 = 1,261,193.49 : x - Step 2: Convert to fraction form
2,293,607.07/3,165,259.05 = 1,261,193.49/x - Step 3: Cross multiply
2,293,607.07x = 3,165,259.05 × 1,261,193.49 - Step 4: Simplify right side
2,293,607.07x = 3,992,004,108,023.58 - Step 5: Solve for x
x = 3,992,004,108,023.58/2,293,607.07 - Step 6: Final answer
x = 1,740,491.72
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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.