Finding the Fourth Proportional to 2,939,175.10, 4,408,926.81 and 917,698.06
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Solution
The fourth proportional to 2,939,175.10, 4,408,926.81 and 917,698.06 is: 1,376,598.35
Step by Step Solution
- Step 1: Write the proportion equation
2,939,175.10 : 4,408,926.81 = 917,698.06 : x - Step 2: Convert to fraction form
2,939,175.10/4,408,926.81 = 917,698.06/x - Step 3: Cross multiply
2,939,175.10x = 4,408,926.81 × 917,698.06 - Step 4: Simplify right side
2,939,175.10x = 4,046,063,580,218.99 - Step 5: Solve for x
x = 4,046,063,580,218.99/2,939,175.10 - Step 6: Final answer
x = 1,376,598.35
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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.