Finding the Fourth Proportional to 1,340,860.91, 1,850,123.36 and 752,179.91
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Solution
The fourth proportional to 1,340,860.91, 1,850,123.36 and 752,179.91 is: 1,037,859.79
Step by Step Solution
- Step 1: Write the proportion equation
1,340,860.91 : 1,850,123.36 = 752,179.91 : x - Step 2: Convert to fraction form
1,340,860.91/1,850,123.36 = 752,179.91/x - Step 3: Cross multiply
1,340,860.91x = 1,850,123.36 × 752,179.91 - Step 4: Simplify right side
1,340,860.91x = 1,391,625,615,043.53 - Step 5: Solve for x
x = 1,391,625,615,043.53/1,340,860.91 - Step 6: Final answer
x = 1,037,859.79
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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.