Finding the Fourth Proportional to 4,055,350.76, 5,596,526.12 and 2,219,810.21
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Solution
The fourth proportional to 4,055,350.76, 5,596,526.12 and 2,219,810.21 is: 3,063,415.86
Step by Step Solution
- Step 1: Write the proportion equation
4,055,350.76 : 5,596,526.12 = 2,219,810.21 : x - Step 2: Convert to fraction form
4,055,350.76/5,596,526.12 = 2,219,810.21/x - Step 3: Cross multiply
4,055,350.76x = 5,596,526.12 × 2,219,810.21 - Step 4: Simplify right side
4,055,350.76x = 12,423,225,835,093.44 - Step 5: Solve for x
x = 12,423,225,835,093.44/4,055,350.76 - Step 6: Final answer
x = 3,063,415.86
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Double scale
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1.5x scale
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.