Finding the Fourth Proportional to 3,119,252.10, 4,675,652.55 and 1,696,301.70
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Solution
The fourth proportional to 3,119,252.10, 4,675,652.55 and 1,696,301.70 is: 2,542,698.41
Step by Step Solution
- Step 1: Write the proportion equation
3,119,252.10 : 4,675,652.55 = 1,696,301.70 : x - Step 2: Convert to fraction form
3,119,252.10/4,675,652.55 = 1,696,301.70/x - Step 3: Cross multiply
3,119,252.10x = 4,675,652.55 × 1,696,301.70 - Step 4: Simplify right side
3,119,252.10x = 7,931,317,369,174.33 - Step 5: Solve for x
x = 7,931,317,369,174.33/3,119,252.10 - Step 6: Final answer
x = 2,542,698.41
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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.