Finding the Fourth Proportional to 3,566,209.98, 4,921,369.72 and 2,038,349.91
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Solution
The fourth proportional to 3,566,209.98, 4,921,369.72 and 2,038,349.91 is: 2,812,922.85
Step by Step Solution
- Step 1: Write the proportion equation
3,566,209.98 : 4,921,369.72 = 2,038,349.91 : x - Step 2: Convert to fraction form
3,566,209.98/4,921,369.72 = 2,038,349.91/x - Step 3: Cross multiply
3,566,209.98x = 4,921,369.72 × 2,038,349.91 - Step 4: Simplify right side
3,566,209.98x = 10,031,473,525,838.72 - Step 5: Solve for x
x = 10,031,473,525,838.72/3,566,209.98 - Step 6: Final answer
x = 2,812,922.85
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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.