Finding the Fourth Proportional to 1,197,143.17, 1,652,092.68 and 653,314.09
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Solution
The fourth proportional to 1,197,143.17, 1,652,092.68 and 653,314.09 is: 901,592.60
Step by Step Solution
- Step 1: Write the proportion equation
1,197,143.17 : 1,652,092.68 = 653,314.09 : x - Step 2: Convert to fraction form
1,197,143.17/1,652,092.68 = 653,314.09/x - Step 3: Cross multiply
1,197,143.17x = 1,652,092.68 × 653,314.09 - Step 4: Simplify right side
1,197,143.17x = 1,079,335,425,829.86 - Step 5: Solve for x
x = 1,079,335,425,829.86/1,197,143.17 - Step 6: Final answer
x = 901,592.60
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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.