Finding the Fourth Proportional to 2,699,352.16, 3,705,277.40 and 2,386,576.99
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Solution
The fourth proportional to 2,699,352.16, 3,705,277.40 and 2,386,576.99 is: 3,275,945.21
Step by Step Solution
- Step 1: Write the proportion equation
2,699,352.16 : 3,705,277.40 = 2,386,576.99 : x - Step 2: Convert to fraction form
2,699,352.16/3,705,277.40 = 2,386,576.99/x - Step 3: Cross multiply
2,699,352.16x = 3,705,277.40 × 2,386,576.99 - Step 4: Simplify right side
2,699,352.16x = 8,842,929,781,110.27 - Step 5: Solve for x
x = 8,842,929,781,110.27/2,699,352.16 - Step 6: Final answer
x = 3,275,945.21
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.