Finding the Fourth Proportional to 1,971,239.70, 2,956,839.85 and 623,402.54
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Solution
The fourth proportional to 1,971,239.70, 2,956,839.85 and 623,402.54 is: 935,097.58
Step by Step Solution
- Step 1: Write the proportion equation
1,971,239.70 : 2,956,839.85 = 623,402.54 : x - Step 2: Convert to fraction form
1,971,239.70/2,956,839.85 = 623,402.54/x - Step 3: Cross multiply
1,971,239.70x = 2,956,839.85 × 623,402.54 - Step 4: Simplify right side
1,971,239.70x = 1,843,301,468,385.47 - Step 5: Solve for x
x = 1,843,301,468,385.47/1,971,239.70 - Step 6: Final answer
x = 935,097.58
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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.