Finding the Fourth Proportional to 2,882,269.36, 3,977,462.34 and 1,575,462.74
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Solution
The fourth proportional to 2,882,269.36, 3,977,462.34 and 1,575,462.74 is: 2,174,100.66
Step by Step Solution
- Step 1: Write the proportion equation
2,882,269.36 : 3,977,462.34 = 1,575,462.74 : x - Step 2: Convert to fraction form
2,882,269.36/3,977,462.34 = 1,575,462.74/x - Step 3: Cross multiply
2,882,269.36x = 3,977,462.34 × 1,575,462.74 - Step 4: Simplify right side
2,882,269.36x = 6,266,343,716,423.21 - Step 5: Solve for x
x = 6,266,343,716,423.21/2,882,269.36 - Step 6: Final answer
x = 2,174,100.66
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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.