Finding the Fourth Proportional to 1,554,309.45, 2,330,772.98 and 713,119.05
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Solution
The fourth proportional to 1,554,309.45, 2,330,772.98 and 713,119.05 is: 1,069,361.45
Step by Step Solution
- Step 1: Write the proportion equation
1,554,309.45 : 2,330,772.98 = 713,119.05 : x - Step 2: Convert to fraction form
1,554,309.45/2,330,772.98 = 713,119.05/x - Step 3: Cross multiply
1,554,309.45x = 2,330,772.98 × 713,119.05 - Step 4: Simplify right side
1,554,309.45x = 1,662,118,609,697.67 - Step 5: Solve for x
x = 1,662,118,609,697.67/1,554,309.45 - Step 6: Final answer
x = 1,069,361.45
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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.