Finding the Fourth Proportional to 2,048,543.95, 2,826,990.22 and 1,130,772.84
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Solution
The fourth proportional to 2,048,543.95, 2,826,990.22 and 1,130,772.84 is: 1,560,466.28
Step by Step Solution
- Step 1: Write the proportion equation
2,048,543.95 : 2,826,990.22 = 1,130,772.84 : x - Step 2: Convert to fraction form
2,048,543.95/2,826,990.22 = 1,130,772.84/x - Step 3: Cross multiply
2,048,543.95x = 2,826,990.22 × 1,130,772.84 - Step 4: Simplify right side
2,048,543.95x = 3,196,683,756,894.69 - Step 5: Solve for x
x = 3,196,683,756,894.69/2,048,543.95 - Step 6: Final answer
x = 1,560,466.28
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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.