Finding the Fourth Proportional to 2,516,455.41, 3,472,746.90 and 1,370,535.75
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Solution
The fourth proportional to 2,516,455.41, 3,472,746.90 and 1,370,535.75 is: 1,891,360.27
Step by Step Solution
- Step 1: Write the proportion equation
2,516,455.41 : 3,472,746.90 = 1,370,535.75 : x - Step 2: Convert to fraction form
2,516,455.41/3,472,746.90 = 1,370,535.75/x - Step 3: Cross multiply
2,516,455.41x = 3,472,746.90 × 1,370,535.75 - Step 4: Simplify right side
2,516,455.41x = 4,759,523,777,151.68 - Step 5: Solve for x
x = 4,759,523,777,151.68/2,516,455.41 - Step 6: Final answer
x = 1,891,360.27
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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.