Finding the Fourth Proportional to 1,348,306.80, 1,860,652.33 and 736,459.95
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Solution
The fourth proportional to 1,348,306.80, 1,860,652.33 and 736,459.95 is: 1,016,308.69
Step by Step Solution
- Step 1: Write the proportion equation
1,348,306.80 : 1,860,652.33 = 736,459.95 : x - Step 2: Convert to fraction form
1,348,306.80/1,860,652.33 = 736,459.95/x - Step 3: Cross multiply
1,348,306.80x = 1,860,652.33 × 736,459.95 - Step 4: Simplify right side
1,348,306.80x = 1,370,295,921,919.18 - Step 5: Solve for x
x = 1,370,295,921,919.18/1,348,306.80 - Step 6: Final answer
x = 1,016,308.69
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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.