Finding the Fourth Proportional to 1,195,762.84, 1,649,219.61 and 766,082.95
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Solution
The fourth proportional to 1,195,762.84, 1,649,219.61 and 766,082.95 is: 1,056,596.66
Step by Step Solution
- Step 1: Write the proportion equation
1,195,762.84 : 1,649,219.61 = 766,082.95 : x - Step 2: Convert to fraction form
1,195,762.84/1,649,219.61 = 766,082.95/x - Step 3: Cross multiply
1,195,762.84x = 1,649,219.61 × 766,082.95 - Step 4: Simplify right side
1,195,762.84x = 1,263,439,024,026.65 - Step 5: Solve for x
x = 1,263,439,024,026.65/1,195,762.84 - Step 6: Final answer
x = 1,056,596.66
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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.