Finding the Fourth Proportional to 1,375,125.85, 1,897,644.27 and 763,242.94
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Solution
The fourth proportional to 1,375,125.85, 1,897,644.27 and 763,242.94 is: 1,053,258.94
Step by Step Solution
- Step 1: Write the proportion equation
1,375,125.85 : 1,897,644.27 = 763,242.94 : x - Step 2: Convert to fraction form
1,375,125.85/1,897,644.27 = 763,242.94/x - Step 3: Cross multiply
1,375,125.85x = 1,897,644.27 × 763,242.94 - Step 4: Simplify right side
1,375,125.85x = 1,448,363,591,708.95 - Step 5: Solve for x
x = 1,448,363,591,708.95/1,375,125.85 - Step 6: Final answer
x = 1,053,258.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.