Finding the Fourth Proportional to 1,516,464.13, 2,273,572.61 and 716,811.28
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Solution
The fourth proportional to 1,516,464.13, 2,273,572.61 and 716,811.28 is: 1,074,685.82
Step by Step Solution
- Step 1: Write the proportion equation
1,516,464.13 : 2,273,572.61 = 716,811.28 : x - Step 2: Convert to fraction form
1,516,464.13/2,273,572.61 = 716,811.28/x - Step 3: Cross multiply
1,516,464.13x = 2,273,572.61 × 716,811.28 - Step 4: Simplify right side
1,516,464.13x = 1,629,722,492,747.04 - Step 5: Solve for x
x = 1,629,722,492,747.04/1,516,464.13 - Step 6: Final answer
x = 1,074,685.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.