Finding the Fourth Proportional to 1,750,708.87, 2,415,996.65 and 986,762.43
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Solution
The fourth proportional to 1,750,708.87, 2,415,996.65 and 986,762.43 is: 1,361,742.53
Step by Step Solution
- Step 1: Write the proportion equation
1,750,708.87 : 2,415,996.65 = 986,762.43 : x - Step 2: Convert to fraction form
1,750,708.87/2,415,996.65 = 986,762.43/x - Step 3: Cross multiply
1,750,708.87x = 2,415,996.65 × 986,762.43 - Step 4: Simplify right side
1,750,708.87x = 2,384,014,725,225.86 - Step 5: Solve for x
x = 2,384,014,725,225.86/1,750,708.87 - Step 6: Final answer
x = 1,361,742.53
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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.