Finding the Fourth Proportional to 2,588,319.21, 3,882,488.85 and 791,195.70
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Solution
The fourth proportional to 2,588,319.21, 3,882,488.85 and 791,195.70 is: 1,186,796.62
Step by Step Solution
- Step 1: Write the proportion equation
2,588,319.21 : 3,882,488.85 = 791,195.70 : x - Step 2: Convert to fraction form
2,588,319.21/3,882,488.85 = 791,195.70/x - Step 3: Cross multiply
2,588,319.21x = 3,882,488.85 × 791,195.70 - Step 4: Simplify right side
2,588,319.21x = 3,071,808,483,417.95 - Step 5: Solve for x
x = 3,071,808,483,417.95/2,588,319.21 - Step 6: Final answer
x = 1,186,796.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.