Finding the Fourth Proportional to 1,074,137.74, 1,482,348.12 and 590,740.30
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Solution
The fourth proportional to 1,074,137.74, 1,482,348.12 and 590,740.30 is: 815,242.53
Step by Step Solution
- Step 1: Write the proportion equation
1,074,137.74 : 1,482,348.12 = 590,740.30 : x - Step 2: Convert to fraction form
1,074,137.74/1,482,348.12 = 590,740.30/x - Step 3: Cross multiply
1,074,137.74x = 1,482,348.12 × 590,740.30 - Step 4: Simplify right side
1,074,137.74x = 875,682,773,113.24 - Step 5: Solve for x
x = 875,682,773,113.24/1,074,137.74 - Step 6: Final answer
x = 815,242.53
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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.