Finding the Fourth Proportional to 1,341,381.68, 2,011,481.84 and 710,147.84
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Solution
The fourth proportional to 1,341,381.68, 2,011,481.84 and 710,147.84 is: 1,064,909.05
Step by Step Solution
- Step 1: Write the proportion equation
1,341,381.68 : 2,011,481.84 = 710,147.84 : x - Step 2: Convert to fraction form
1,341,381.68/2,011,481.84 = 710,147.84/x - Step 3: Cross multiply
1,341,381.68x = 2,011,481.84 × 710,147.84 - Step 4: Simplify right side
1,341,381.68x = 1,428,449,483,875.23 - Step 5: Solve for x
x = 1,428,449,483,875.23/1,341,381.68 - Step 6: Final answer
x = 1,064,909.05
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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.