Finding the Fourth Proportional to 1,588,238.20, 2,381,304.14 and 577,240.12
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Solution
The fourth proportional to 1,588,238.20, 2,381,304.14 and 577,240.12 is: 865,477.41
Step by Step Solution
- Step 1: Write the proportion equation
1,588,238.20 : 2,381,304.14 = 577,240.12 : x - Step 2: Convert to fraction form
1,588,238.20/2,381,304.14 = 577,240.12/x - Step 3: Cross multiply
1,588,238.20x = 2,381,304.14 × 577,240.12 - Step 4: Simplify right side
1,588,238.20x = 1,374,584,287,530.10 - Step 5: Solve for x
x = 1,374,584,287,530.10/1,588,238.20 - Step 6: Final answer
x = 865,477.41
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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.