Finding the Fourth Proportional to 2,392,678.68, 3,301,805.34 and 1,319,590.68
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Solution
The fourth proportional to 2,392,678.68, 3,301,805.34 and 1,319,590.68 is: 1,820,984.82
Step by Step Solution
- Step 1: Write the proportion equation
2,392,678.68 : 3,301,805.34 = 1,319,590.68 : x - Step 2: Convert to fraction form
2,392,678.68/3,301,805.34 = 1,319,590.68/x - Step 3: Cross multiply
2,392,678.68x = 3,301,805.34 × 1,319,590.68 - Step 4: Simplify right side
2,392,678.68x = 4,357,031,553,838.23 - Step 5: Solve for x
x = 4,357,031,553,838.23/2,392,678.68 - Step 6: Final answer
x = 1,820,984.82
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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.