Finding the Fourth Proportional to 3,881,763.24, 5,356,854.52 and 2,251,137.41
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Solution
The fourth proportional to 3,881,763.24, 5,356,854.52 and 2,251,137.41 is: 3,106,581.95
Step by Step Solution
- Step 1: Write the proportion equation
3,881,763.24 : 5,356,854.52 = 2,251,137.41 : x - Step 2: Convert to fraction form
3,881,763.24/5,356,854.52 = 2,251,137.41/x - Step 3: Cross multiply
3,881,763.24x = 5,356,854.52 × 2,251,137.41 - Step 4: Simplify right side
3,881,763.24x = 12,059,015,609,899.59 - Step 5: Solve for x
x = 12,059,015,609,899.59/3,881,763.24 - Step 6: Final answer
x = 3,106,581.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.