Finding the Fourth Proportional to 2,592,397.81, 3,578,149.33 and 1,574,655.49
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Solution
The fourth proportional to 2,592,397.81, 3,578,149.33 and 1,574,655.49 is: 2,173,413.54
Step by Step Solution
- Step 1: Write the proportion equation
2,592,397.81 : 3,578,149.33 = 1,574,655.49 : x - Step 2: Convert to fraction form
2,592,397.81/3,578,149.33 = 1,574,655.49/x - Step 3: Cross multiply
2,592,397.81x = 3,578,149.33 × 1,574,655.49 - Step 4: Simplify right side
2,592,397.81x = 5,634,352,495,917.81 - Step 5: Solve for x
x = 5,634,352,495,917.81/2,592,397.81 - Step 6: Final answer
x = 2,173,413.54
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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.