Finding the Fourth Proportional to 3,016,130.71, 4,162,154.97 and 1,657,993.99
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Solution
The fourth proportional to 3,016,130.71, 4,162,154.97 and 1,657,993.99 is: 2,287,973.76
Step by Step Solution
- Step 1: Write the proportion equation
3,016,130.71 : 4,162,154.97 = 1,657,993.99 : x - Step 2: Convert to fraction form
3,016,130.71/4,162,154.97 = 1,657,993.99/x - Step 3: Cross multiply
3,016,130.71x = 4,162,154.97 × 1,657,993.99 - Step 4: Simplify right side
3,016,130.71x = 6,900,827,925,708.63 - Step 5: Solve for x
x = 6,900,827,925,708.63/3,016,130.71 - Step 6: Final answer
x = 2,287,973.76
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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.