Finding the Fourth Proportional to 976,363.70, 1,465,420.35 and 843,394.10
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Solution
The fourth proportional to 976,363.70, 1,465,420.35 and 843,394.10 is: 1,265,846.81
Step by Step Solution
- Step 1: Write the proportion equation
976,363.70 : 1,465,420.35 = 843,394.10 : x - Step 2: Convert to fraction form
976,363.70/1,465,420.35 = 843,394.10/x - Step 3: Cross multiply
976,363.70x = 1,465,420.35 × 843,394.10 - Step 4: Simplify right side
976,363.70x = 1,235,926,877,209.94 - Step 5: Solve for x
x = 1,235,926,877,209.94/976,363.70 - Step 6: Final answer
x = 1,265,846.81
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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.