Finding the Fourth Proportional to 2,919,089.63, 4,028,319.62 and 1,594,514.45
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Solution
The fourth proportional to 2,919,089.63, 4,028,319.62 and 1,594,514.45 is: 2,200,416.79
Step by Step Solution
- Step 1: Write the proportion equation
2,919,089.63 : 4,028,319.62 = 1,594,514.45 : x - Step 2: Convert to fraction form
2,919,089.63/4,028,319.62 = 1,594,514.45/x - Step 3: Cross multiply
2,919,089.63x = 4,028,319.62 × 1,594,514.45 - Step 4: Simplify right side
2,919,089.63x = 6,423,213,843,308.51 - Step 5: Solve for x
x = 6,423,213,843,308.51/2,919,089.63 - Step 6: Final answer
x = 2,200,416.79
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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.