Finding the Fourth Proportional to 1,750,312.08, 2,625,467.84 and 420,616.08
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Solution
The fourth proportional to 1,750,312.08, 2,625,467.84 and 420,616.08 is: 630,924.05
Step by Step Solution
- Step 1: Write the proportion equation
1,750,312.08 : 2,625,467.84 = 420,616.08 : x - Step 2: Convert to fraction form
1,750,312.08/2,625,467.84 = 420,616.08/x - Step 3: Cross multiply
1,750,312.08x = 2,625,467.84 × 420,616.08 - Step 4: Simplify right side
1,750,312.08x = 1,104,313,991,026.87 - Step 5: Solve for x
x = 1,104,313,991,026.87/1,750,312.08 - Step 6: Final answer
x = 630,924.05
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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.