Finding the Fourth Proportional to 1,544,526.96, 2,316,894.12 and 422,605.68
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Solution
The fourth proportional to 1,544,526.96, 2,316,894.12 and 422,605.68 is: 633,936.89
Step by Step Solution
- Step 1: Write the proportion equation
1,544,526.96 : 2,316,894.12 = 422,605.68 : x - Step 2: Convert to fraction form
1,544,526.96/2,316,894.12 = 422,605.68/x - Step 3: Cross multiply
1,544,526.96x = 2,316,894.12 × 422,605.68 - Step 4: Simplify right side
1,544,526.96x = 979,132,615,070.60 - Step 5: Solve for x
x = 979,132,615,070.60/1,544,526.96 - Step 6: Final answer
x = 633,936.89
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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.