Finding the Fourth Proportional to 2,604,990.14, 3,596,641.84 and 1,626,420.62
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Solution
The fourth proportional to 2,604,990.14, 3,596,641.84 and 1,626,420.62 is: 2,245,556.47
Step by Step Solution
- Step 1: Write the proportion equation
2,604,990.14 : 3,596,641.84 = 1,626,420.62 : x - Step 2: Convert to fraction form
2,604,990.14/3,596,641.84 = 1,626,420.62/x - Step 3: Cross multiply
2,604,990.14x = 3,596,641.84 × 1,626,420.62 - Step 4: Simplify right side
2,604,990.14x = 5,849,652,451,330.74 - Step 5: Solve for x
x = 5,849,652,451,330.74/2,604,990.14 - Step 6: Final answer
x = 2,245,556.47
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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.