Finding the Fourth Proportional to 5,253,045.74, 7,249,313.84 and 2,961,206.42
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Solution
The fourth proportional to 5,253,045.74, 7,249,313.84 and 2,961,206.42 is: 4,086,527.28
Step by Step Solution
- Step 1: Write the proportion equation
5,253,045.74 : 7,249,313.84 = 2,961,206.42 : x - Step 2: Convert to fraction form
5,253,045.74/7,249,313.84 = 2,961,206.42/x - Step 3: Cross multiply
5,253,045.74x = 7,249,313.84 × 2,961,206.42 - Step 4: Simplify right side
5,253,045.74x = 21,466,714,683,602.85 - Step 5: Solve for x
x = 21,466,714,683,602.85/5,253,045.74 - Step 6: Final answer
x = 4,086,527.28
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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.