Finding the Fourth Proportional to 4,128,289.96, 6,193,160.70 and 1,884,654.76
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Solution
The fourth proportional to 4,128,289.96, 6,193,160.70 and 1,884,654.76 is: 2,827,313.47
Step by Step Solution
- Step 1: Write the proportion equation
4,128,289.96 : 6,193,160.70 = 1,884,654.76 : x - Step 2: Convert to fraction form
4,128,289.96/6,193,160.70 = 1,884,654.76/x - Step 3: Cross multiply
4,128,289.96x = 6,193,160.70 × 1,884,654.76 - Step 4: Simplify right side
4,128,289.96x = 11,671,969,792,699.93 - Step 5: Solve for x
x = 11,671,969,792,699.93/4,128,289.96 - Step 6: Final answer
x = 2,827,313.47
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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.