Finding the Fourth Proportional to 3,804,364.80, 5,698,252.80 and 3,140,812.80
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Solution
The fourth proportional to 3,804,364.80, 5,698,252.80 and 3,140,812.80 is: 4,704,371.50
Step by Step Solution
- Step 1: Write the proportion equation
3,804,364.80 : 5,698,252.80 = 3,140,812.80 : x - Step 2: Convert to fraction form
3,804,364.80/5,698,252.80 = 3,140,812.80/x - Step 3: Cross multiply
3,804,364.80x = 5,698,252.80 × 3,140,812.80 - Step 4: Simplify right side
3,804,364.80x = 17,897,145,331,875.84 - Step 5: Solve for x
x = 17,897,145,331,875.84/3,804,364.80 - Step 6: Final answer
x = 4,704,371.50
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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.