Finding the Fourth Proportional to 1,609,125.60, 2,413,686.24 and 411,048.80
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Solution
The fourth proportional to 1,609,125.60, 2,413,686.24 and 411,048.80 is: 616,572.65
Step by Step Solution
- Step 1: Write the proportion equation
1,609,125.60 : 2,413,686.24 = 411,048.80 : x - Step 2: Convert to fraction form
1,609,125.60/2,413,686.24 = 411,048.80/x - Step 3: Cross multiply
1,609,125.60x = 2,413,686.24 × 411,048.80 - Step 4: Simplify right side
1,609,125.60x = 992,142,832,528.51 - Step 5: Solve for x
x = 992,142,832,528.51/1,609,125.60 - Step 6: Final answer
x = 616,572.65
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1.5x scale
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.