Finding the Fourth Proportional to 1,365,726.51, 1,884,702.95 and 753,879.65
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Solution
The fourth proportional to 1,365,726.51, 1,884,702.95 and 753,879.65 is: 1,040,354.11
Step by Step Solution
- Step 1: Write the proportion equation
1,365,726.51 : 1,884,702.95 = 753,879.65 : x - Step 2: Convert to fraction form
1,365,726.51/1,884,702.95 = 753,879.65/x - Step 3: Cross multiply
1,365,726.51x = 1,884,702.95 × 753,879.65 - Step 4: Simplify right side
1,365,726.51x = 1,420,839,187,107.05 - Step 5: Solve for x
x = 1,420,839,187,107.05/1,365,726.51 - Step 6: Final answer
x = 1,040,354.11
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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.