Finding the Fourth Proportional to 1,349,554.21, 2,024,331.32 and 450,995.95
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Solution
The fourth proportional to 1,349,554.21, 2,024,331.32 and 450,995.95 is: 676,493.92
Step by Step Solution
- Step 1: Write the proportion equation
1,349,554.21 : 2,024,331.32 = 450,995.95 : x - Step 2: Convert to fraction form
1,349,554.21/2,024,331.32 = 450,995.95/x - Step 3: Cross multiply
1,349,554.21x = 2,024,331.32 × 450,995.95 - Step 4: Simplify right side
1,349,554.21x = 912,965,214,401.52 - Step 5: Solve for x
x = 912,965,214,401.52/1,349,554.21 - Step 6: Final answer
x = 676,493.92
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Double scale
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Similar ratio
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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.