Finding the Fourth Proportional to 1,426,206.17, 1,967,545.96 and 943,445.05
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Solution
The fourth proportional to 1,426,206.17, 1,967,545.96 and 943,445.05 is: 1,301,544.99
Step by Step Solution
- Step 1: Write the proportion equation
1,426,206.17 : 1,967,545.96 = 943,445.05 : x - Step 2: Convert to fraction form
1,426,206.17/1,967,545.96 = 943,445.05/x - Step 3: Cross multiply
1,426,206.17x = 1,967,545.96 × 943,445.05 - Step 4: Simplify right side
1,426,206.17x = 1,856,271,496,609.50 - Step 5: Solve for x
x = 1,856,271,496,609.50/1,426,206.17 - Step 6: Final answer
x = 1,301,544.99
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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.