Finding the Fourth Proportional to 2,439,779.09, 3,366,854.03 and 1,352,048.45
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Solution
The fourth proportional to 2,439,779.09, 3,366,854.03 and 1,352,048.45 is: 1,865,804.07
Step by Step Solution
- Step 1: Write the proportion equation
2,439,779.09 : 3,366,854.03 = 1,352,048.45 : x - Step 2: Convert to fraction form
2,439,779.09/3,366,854.03 = 1,352,048.45/x - Step 3: Cross multiply
2,439,779.09x = 3,366,854.03 × 1,352,048.45 - Step 4: Simplify right side
2,439,779.09x = 4,552,149,749,043.24 - Step 5: Solve for x
x = 4,552,149,749,043.24/2,439,779.09 - Step 6: Final answer
x = 1,865,804.07
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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.