Finding the Fourth Proportional to 4,750,135.36, 7,125,217.68 and 1,155,903.04
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Solution
The fourth proportional to 4,750,135.36, 7,125,217.68 and 1,155,903.04 is: 1,733,858.12
Step by Step Solution
- Step 1: Write the proportion equation
4,750,135.36 : 7,125,217.68 = 1,155,903.04 : x - Step 2: Convert to fraction form
4,750,135.36/7,125,217.68 = 1,155,903.04/x - Step 3: Cross multiply
4,750,135.36x = 7,125,217.68 × 1,155,903.04 - Step 4: Simplify right side
4,750,135.36x = 8,236,060,776,973.75 - Step 5: Solve for x
x = 8,236,060,776,973.75/4,750,135.36 - Step 6: Final answer
x = 1,733,858.12
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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.