Finding the Fourth Proportional to 3,440,911.60, 5,162,417.40 and 1,759,196.08
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Solution
The fourth proportional to 3,440,911.60, 5,162,417.40 and 1,759,196.08 is: 2,639,330.94
Step by Step Solution
- Step 1: Write the proportion equation
3,440,911.60 : 5,162,417.40 = 1,759,196.08 : x - Step 2: Convert to fraction form
3,440,911.60/5,162,417.40 = 1,759,196.08/x - Step 3: Cross multiply
3,440,911.60x = 5,162,417.40 × 1,759,196.08 - Step 4: Simplify right side
3,440,911.60x = 9,081,704,453,403.79 - Step 5: Solve for x
x = 9,081,704,453,403.79/3,440,911.60 - Step 6: Final answer
x = 2,639,330.94
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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.