Finding the Fourth Proportional to 4,936,985.03, 7,402,814.80 and 2,239,838.53
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Solution
The fourth proportional to 4,936,985.03, 7,402,814.80 and 2,239,838.53 is: 3,358,549.75
Step by Step Solution
- Step 1: Write the proportion equation
4,936,985.03 : 7,402,814.80 = 2,239,838.53 : x - Step 2: Convert to fraction form
4,936,985.03/7,402,814.80 = 2,239,838.53/x - Step 3: Cross multiply
4,936,985.03x = 7,402,814.80 × 2,239,838.53 - Step 4: Simplify right side
4,936,985.03x = 16,581,109,819,494.24 - Step 5: Solve for x
x = 16,581,109,819,494.24/4,936,985.03 - Step 6: Final answer
x = 3,358,549.75
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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.