Finding the Fourth Proportional to 1,195,318.67, 1,649,491.75 and 651,442.79
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Solution
The fourth proportional to 1,195,318.67, 1,649,491.75 and 651,442.79 is: 898,964.88
Step by Step Solution
- Step 1: Write the proportion equation
1,195,318.67 : 1,649,491.75 = 651,442.79 : x - Step 2: Convert to fraction form
1,195,318.67/1,649,491.75 = 651,442.79/x - Step 3: Cross multiply
1,195,318.67x = 1,649,491.75 × 651,442.79 - Step 4: Simplify right side
1,195,318.67x = 1,074,549,506,656.05 - Step 5: Solve for x
x = 1,074,549,506,656.05/1,195,318.67 - Step 6: Final answer
x = 898,964.88
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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.