Finding the Fourth Proportional to 3,555,258.95, 5,332,933.74 and 1,249,659.06
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Solution
The fourth proportional to 3,555,258.95, 5,332,933.74 and 1,249,659.06 is: 1,874,504.51
Step by Step Solution
- Step 1: Write the proportion equation
3,555,258.95 : 5,332,933.74 = 1,249,659.06 : x - Step 2: Convert to fraction form
3,555,258.95/5,332,933.74 = 1,249,659.06/x - Step 3: Cross multiply
3,555,258.95x = 5,332,933.74 × 1,249,659.06 - Step 4: Simplify right side
3,555,258.95x = 6,664,348,942,229.07 - Step 5: Solve for x
x = 6,664,348,942,229.07/3,555,258.95 - Step 6: Final answer
x = 1,874,504.51
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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.