Finding the Fourth Proportional to 2,534,781.66, 3,498,138.76 and 1,447,402.52
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Solution
The fourth proportional to 2,534,781.66, 3,498,138.76 and 1,447,402.52 is: 1,997,495.46
Step by Step Solution
- Step 1: Write the proportion equation
2,534,781.66 : 3,498,138.76 = 1,447,402.52 : x - Step 2: Convert to fraction form
2,534,781.66/3,498,138.76 = 1,447,402.52/x - Step 3: Cross multiply
2,534,781.66x = 3,498,138.76 × 1,447,402.52 - Step 4: Simplify right side
2,534,781.66x = 5,063,214,856,533.68 - Step 5: Solve for x
x = 5,063,214,856,533.68/2,534,781.66 - Step 6: Final answer
x = 1,997,495.46
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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.