Finding the Fourth Proportional to 2,772,060.70, 4,158,091.05 and 1,708,303.90
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Solution
The fourth proportional to 2,772,060.70, 4,158,091.05 and 1,708,303.90 is: 2,562,455.85
Step by Step Solution
- Step 1: Write the proportion equation
2,772,060.70 : 4,158,091.05 = 1,708,303.90 : x - Step 2: Convert to fraction form
2,772,060.70/4,158,091.05 = 1,708,303.90/x - Step 3: Cross multiply
2,772,060.70x = 4,158,091.05 × 1,708,303.90 - Step 4: Simplify right side
2,772,060.70x = 7,103,283,157,270.10 - Step 5: Solve for x
x = 7,103,283,157,270.10/2,772,060.70 - Step 6: Final answer
x = 2,562,455.85
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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.