Finding the Fourth Proportional to 4,315,545.98, 5,955,424.14 and 2,381,806.52
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Solution
The fourth proportional to 4,315,545.98, 5,955,424.14 and 2,381,806.52 is: 3,286,876.82
Step by Step Solution
- Step 1: Write the proportion equation
4,315,545.98 : 5,955,424.14 = 2,381,806.52 : x - Step 2: Convert to fraction form
4,315,545.98/5,955,424.14 = 2,381,806.52/x - Step 3: Cross multiply
4,315,545.98x = 5,955,424.14 × 2,381,806.52 - Step 4: Simplify right side
4,315,545.98x = 14,184,668,046,017.39 - Step 5: Solve for x
x = 14,184,668,046,017.39/4,315,545.98 - Step 6: Final answer
x = 3,286,876.82
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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.