Finding the Fourth Proportional to 1,291,781.73, 1,937,677.82 and 523,293.98
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Solution
The fourth proportional to 1,291,781.73, 1,937,677.82 and 523,293.98 is: 784,943.09
Step by Step Solution
- Step 1: Write the proportion equation
1,291,781.73 : 1,937,677.82 = 523,293.98 : x - Step 2: Convert to fraction form
1,291,781.73/1,937,677.82 = 523,293.98/x - Step 3: Cross multiply
1,291,781.73x = 1,937,677.82 × 523,293.98 - Step 4: Simplify right side
1,291,781.73x = 1,013,975,138,385.52 - Step 5: Solve for x
x = 1,013,975,138,385.52/1,291,781.73 - Step 6: Final answer
x = 784,943.09
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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.