Finding the Fourth Proportional to 2,862,738.58, 3,950,534.95 and 1,573,551.28
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Solution
The fourth proportional to 2,862,738.58, 3,950,534.95 and 1,573,551.28 is: 2,171,476.43
Step by Step Solution
- Step 1: Write the proportion equation
2,862,738.58 : 3,950,534.95 = 1,573,551.28 : x - Step 2: Convert to fraction form
2,862,738.58/3,950,534.95 = 1,573,551.28/x - Step 3: Cross multiply
2,862,738.58x = 3,950,534.95 × 1,573,551.28 - Step 4: Simplify right side
2,862,738.58x = 6,216,369,341,585.14 - Step 5: Solve for x
x = 6,216,369,341,585.14/2,862,738.58 - Step 6: Final answer
x = 2,171,476.43
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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.