Finding the Fourth Proportional to 1,677,177.84, 2,516,160.24 and 479,117.28
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Solution
The fourth proportional to 1,677,177.84, 2,516,160.24 and 479,117.28 is: 718,788.32
Step by Step Solution
- Step 1: Write the proportion equation
1,677,177.84 : 2,516,160.24 = 479,117.28 : x - Step 2: Convert to fraction form
1,677,177.84/2,516,160.24 = 479,117.28/x - Step 3: Cross multiply
1,677,177.84x = 2,516,160.24 × 479,117.28 - Step 4: Simplify right side
1,677,177.84x = 1,205,535,850,232.95 - Step 5: Solve for x
x = 1,205,535,850,232.95/1,677,177.84 - Step 6: Final answer
x = 718,788.32
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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.