Finding the Fourth Proportional to 1,157,263.63, 1,596,654.75 and 749,677.91
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Solution
The fourth proportional to 1,157,263.63, 1,596,654.75 and 749,677.91 is: 1,034,316.43
Step by Step Solution
- Step 1: Write the proportion equation
1,157,263.63 : 1,596,654.75 = 749,677.91 : x - Step 2: Convert to fraction form
1,157,263.63/1,596,654.75 = 749,677.91/x - Step 3: Cross multiply
1,157,263.63x = 1,596,654.75 × 749,677.91 - Step 4: Simplify right side
1,157,263.63x = 1,196,976,784,239.91 - Step 5: Solve for x
x = 1,196,976,784,239.91/1,157,263.63 - Step 6: Final answer
x = 1,034,316.43
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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.