Finding the Fourth Proportional to 1,532,395.80, 2,114,706.20 and 888,189.66
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Solution
The fourth proportional to 1,532,395.80, 2,114,706.20 and 888,189.66 is: 1,225,701.73
Step by Step Solution
- Step 1: Write the proportion equation
1,532,395.80 : 2,114,706.20 = 888,189.66 : x - Step 2: Convert to fraction form
1,532,395.80/2,114,706.20 = 888,189.66/x - Step 3: Cross multiply
1,532,395.80x = 2,114,706.20 × 888,189.66 - Step 4: Simplify right side
1,532,395.80x = 1,878,260,176,336.94 - Step 5: Solve for x
x = 1,878,260,176,336.94/1,532,395.80 - Step 6: Final answer
x = 1,225,701.73
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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.