Finding the Fourth Proportional to 4,508,404.30, 6,221,506.08 and 2,471,213.80
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Solution
The fourth proportional to 4,508,404.30, 6,221,506.08 and 2,471,213.80 is: 3,410,224.70
Step by Step Solution
- Step 1: Write the proportion equation
4,508,404.30 : 6,221,506.08 = 2,471,213.80 : x - Step 2: Convert to fraction form
4,508,404.30/6,221,506.08 = 2,471,213.80/x - Step 3: Cross multiply
4,508,404.30x = 6,221,506.08 × 2,471,213.80 - Step 4: Simplify right side
4,508,404.30x = 15,374,671,681,679.90 - Step 5: Solve for x
x = 15,374,671,681,679.90/4,508,404.30 - Step 6: Final answer
x = 3,410,224.70
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1.5x scale
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.