Finding the Fourth Proportional to 2,657,572.36, 3,986,883.15 and 974,690.44
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Solution
The fourth proportional to 2,657,572.36, 3,986,883.15 and 974,690.44 is: 1,462,228.07
Step by Step Solution
- Step 1: Write the proportion equation
2,657,572.36 : 3,986,883.15 = 974,690.44 : x - Step 2: Convert to fraction form
2,657,572.36/3,986,883.15 = 974,690.44/x - Step 3: Cross multiply
2,657,572.36x = 3,986,883.15 × 974,690.44 - Step 4: Simplify right side
2,657,572.36x = 3,885,976,891,702.09 - Step 5: Solve for x
x = 3,885,976,891,702.09/2,657,572.36 - Step 6: Final answer
x = 1,462,228.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.