Finding the Fourth Proportional to 1,902,951.06, 2,626,070.92 and 1,031,814.62
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Solution
The fourth proportional to 1,902,951.06, 2,626,070.92 and 1,031,814.62 is: 1,423,903.34
Step by Step Solution
- Step 1: Write the proportion equation
1,902,951.06 : 2,626,070.92 = 1,031,814.62 : x - Step 2: Convert to fraction form
1,902,951.06/2,626,070.92 = 1,031,814.62/x - Step 3: Cross multiply
1,902,951.06x = 2,626,070.92 × 1,031,814.62 - Step 4: Simplify right side
1,902,951.06x = 2,709,618,368,412.85 - Step 5: Solve for x
x = 2,709,618,368,412.85/1,902,951.06 - Step 6: Final answer
x = 1,423,903.34
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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.