Finding the Fourth Proportional to 2,976,452.98, 4,107,386.10 and 1,752,810.10
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Solution
The fourth proportional to 2,976,452.98, 4,107,386.10 and 1,752,810.10 is: 2,418,807.85
Step by Step Solution
- Step 1: Write the proportion equation
2,976,452.98 : 4,107,386.10 = 1,752,810.10 : x - Step 2: Convert to fraction form
2,976,452.98/4,107,386.10 = 1,752,810.10/x - Step 3: Cross multiply
2,976,452.98x = 4,107,386.10 × 1,752,810.10 - Step 4: Simplify right side
2,976,452.98x = 7,199,467,840,679.61 - Step 5: Solve for x
x = 7,199,467,840,679.61/2,976,452.98 - Step 6: Final answer
x = 2,418,807.85
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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.