Finding the Fourth Proportional to 3,553,159.19, 5,328,545.32 and 1,156,440.17
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Solution
The fourth proportional to 3,553,159.19, 5,328,545.32 and 1,156,440.17 is: 1,734,271.82
Step by Step Solution
- Step 1: Write the proportion equation
3,553,159.19 : 5,328,545.32 = 1,156,440.17 : x - Step 2: Convert to fraction form
3,553,159.19/5,328,545.32 = 1,156,440.17/x - Step 3: Cross multiply
3,553,159.19x = 5,328,545.32 × 1,156,440.17 - Step 4: Simplify right side
3,553,159.19x = 6,162,143,855,713.50 - Step 5: Solve for x
x = 6,162,143,855,713.50/3,553,159.19 - Step 6: Final answer
x = 1,734,271.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.