Finding the Fourth Proportional to 4,572,967.68, 6,860,340.90 and 1,377,935.64
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Solution
The fourth proportional to 4,572,967.68, 6,860,340.90 and 1,377,935.64 is: 2,067,171.45
Step by Step Solution
- Step 1: Write the proportion equation
4,572,967.68 : 6,860,340.90 = 1,377,935.64 : x - Step 2: Convert to fraction form
4,572,967.68/6,860,340.90 = 1,377,935.64/x - Step 3: Cross multiply
4,572,967.68x = 6,860,340.90 × 1,377,935.64 - Step 4: Simplify right side
4,572,967.68x = 9,453,108,228,659.68 - Step 5: Solve for x
x = 9,453,108,228,659.68/4,572,967.68 - Step 6: Final answer
x = 2,067,171.45
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1.5x scale
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.