Finding the Fourth Proportional to 1,595,897.33, 2,199,765.58 and 1,079,462.88
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Solution
The fourth proportional to 1,595,897.33, 2,199,765.58 and 1,079,462.88 is: 1,487,918.58
Step by Step Solution
- Step 1: Write the proportion equation
1,595,897.33 : 2,199,765.58 = 1,079,462.88 : x - Step 2: Convert to fraction form
1,595,897.33/2,199,765.58 = 1,079,462.88/x - Step 3: Cross multiply
1,595,897.33x = 2,199,765.58 × 1,079,462.88 - Step 4: Simplify right side
1,595,897.33x = 2,374,565,288,311.67 - Step 5: Solve for x
x = 2,374,565,288,311.67/1,595,897.33 - Step 6: Final answer
x = 1,487,918.58
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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.