Finding the Fourth Proportional to 4,591,593.60, 6,888,386.86 and 1,396,636.74
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Solution
The fourth proportional to 4,591,593.60, 6,888,386.86 and 1,396,636.74 is: 2,095,258.21
Step by Step Solution
- Step 1: Write the proportion equation
4,591,593.60 : 6,888,386.86 = 1,396,636.74 : x - Step 2: Convert to fraction form
4,591,593.60/6,888,386.86 = 1,396,636.74/x - Step 3: Cross multiply
4,591,593.60x = 6,888,386.86 × 1,396,636.74 - Step 4: Simplify right side
4,591,593.60x = 9,620,574,174,814.68 - Step 5: Solve for x
x = 9,620,574,174,814.68/4,591,593.60 - Step 6: Final answer
x = 2,095,258.21
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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.