Finding the Fourth Proportional to 1,358,237.35, 1,873,958.80 and 814,174.63
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Solution
The fourth proportional to 1,358,237.35, 1,873,958.80 and 814,174.63 is: 1,123,315.97
Step by Step Solution
- Step 1: Write the proportion equation
1,358,237.35 : 1,873,958.80 = 814,174.63 : x - Step 2: Convert to fraction form
1,358,237.35/1,873,958.80 = 814,174.63/x - Step 3: Cross multiply
1,358,237.35x = 1,873,958.80 × 814,174.63 - Step 4: Simplify right side
1,358,237.35x = 1,525,729,712,625.24 - Step 5: Solve for x
x = 1,525,729,712,625.24/1,358,237.35 - Step 6: Final answer
x = 1,123,315.97
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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.