Finding the Fourth Proportional to 1,708,259.19, 2,564,161.76 and 990,004.22
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Solution
The fourth proportional to 1,708,259.19, 2,564,161.76 and 990,004.22 is: 1,486,033.84
Step by Step Solution
- Step 1: Write the proportion equation
1,708,259.19 : 2,564,161.76 = 990,004.22 : x - Step 2: Convert to fraction form
1,708,259.19/2,564,161.76 = 990,004.22/x - Step 3: Cross multiply
1,708,259.19x = 2,564,161.76 × 990,004.22 - Step 4: Simplify right side
1,708,259.19x = 2,538,530,962,432.44 - Step 5: Solve for x
x = 2,538,530,962,432.44/1,708,259.19 - Step 6: Final answer
x = 1,486,033.84
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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.