Finding the Fourth Proportional to 4,169,566.16, 5,754,012.36 and 2,261,854.16
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Solution
The fourth proportional to 4,169,566.16, 5,754,012.36 and 2,261,854.16 is: 3,121,364.74
Step by Step Solution
- Step 1: Write the proportion equation
4,169,566.16 : 5,754,012.36 = 2,261,854.16 : x - Step 2: Convert to fraction form
4,169,566.16/5,754,012.36 = 2,261,854.16/x - Step 3: Cross multiply
4,169,566.16x = 5,754,012.36 × 2,261,854.16 - Step 4: Simplify right side
4,169,566.16x = 13,014,736,793,157.42 - Step 5: Solve for x
x = 13,014,736,793,157.42/4,169,566.16 - Step 6: Final answer
x = 3,121,364.74
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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.