Finding the Fourth Proportional to 3,090,415.74, 4,636,287.84 and 1,041,279.98
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Solution
The fourth proportional to 3,090,415.74, 4,636,287.84 and 1,041,279.98 is: 1,562,143.77
Step by Step Solution
- Step 1: Write the proportion equation
3,090,415.74 : 4,636,287.84 = 1,041,279.98 : x - Step 2: Convert to fraction form
3,090,415.74/4,636,287.84 = 1,041,279.98/x - Step 3: Cross multiply
3,090,415.74x = 4,636,287.84 × 1,041,279.98 - Step 4: Simplify right side
3,090,415.74x = 4,827,673,709,309.44 - Step 5: Solve for x
x = 4,827,673,709,309.44/3,090,415.74 - Step 6: Final answer
x = 1,562,143.77
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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.