Finding the Fourth Proportional to 3,012,609.62, 4,157,497.06 and 1,654,482.62
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Solution
The fourth proportional to 3,012,609.62, 4,157,497.06 and 1,654,482.62 is: 2,283,238.62
Step by Step Solution
- Step 1: Write the proportion equation
3,012,609.62 : 4,157,497.06 = 1,654,482.62 : x - Step 2: Convert to fraction form
3,012,609.62/4,157,497.06 = 1,654,482.62/x - Step 3: Cross multiply
3,012,609.62x = 4,157,497.06 × 1,654,482.62 - Step 4: Simplify right side
3,012,609.62x = 6,878,506,628,471.10 - Step 5: Solve for x
x = 6,878,506,628,471.10/3,012,609.62 - Step 6: Final answer
x = 2,283,238.62
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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.