Finding the Fourth Proportional to 1,241,428.68, 1,859,124.96 and 707,341.41
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Solution
The fourth proportional to 1,241,428.68, 1,859,124.96 and 707,341.41 is: 1,059,292.48
Step by Step Solution
- Step 1: Write the proportion equation
1,241,428.68 : 1,859,124.96 = 707,341.41 : x - Step 2: Convert to fraction form
1,241,428.68/1,859,124.96 = 707,341.41/x - Step 3: Cross multiply
1,241,428.68x = 1,859,124.96 × 707,341.41 - Step 4: Simplify right side
1,241,428.68x = 1,315,036,070,572.59 - Step 5: Solve for x
x = 1,315,036,070,572.59/1,241,428.68 - Step 6: Final answer
x = 1,059,292.48
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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.