Finding the Fourth Proportional to 1,750,159.17, 2,625,238.15 and 420,463.17
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Solution
The fourth proportional to 1,750,159.17, 2,625,238.15 and 420,463.17 is: 630,694.61
Step by Step Solution
- Step 1: Write the proportion equation
1,750,159.17 : 2,625,238.15 = 420,463.17 : x - Step 2: Convert to fraction form
1,750,159.17/2,625,238.15 = 420,463.17/x - Step 3: Cross multiply
1,750,159.17x = 2,625,238.15 × 420,463.17 - Step 4: Simplify right side
1,750,159.17x = 1,103,815,953,502.78 - Step 5: Solve for x
x = 1,103,815,953,502.78/1,750,159.17 - Step 6: Final answer
x = 630,694.61
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1.5x scale
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.