Finding the Fourth Proportional to 3,566,248.20, 4,921,422.52 and 2,038,388.14
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Solution
The fourth proportional to 3,566,248.20, 4,921,422.52 and 2,038,388.14 is: 2,812,975.64
Step by Step Solution
- Step 1: Write the proportion equation
3,566,248.20 : 4,921,422.52 = 2,038,388.14 : x - Step 2: Convert to fraction form
3,566,248.20/4,921,422.52 = 2,038,388.14/x - Step 3: Cross multiply
3,566,248.20x = 4,921,422.52 × 2,038,388.14 - Step 4: Simplify right side
3,566,248.20x = 10,031,769,296,696.91 - Step 5: Solve for x
x = 10,031,769,296,696.91/3,566,248.20 - Step 6: Final answer
x = 2,812,975.64
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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.