Finding the Fourth Proportional to 1,609,071.80, 2,413,931.70 and 471,831.80
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Solution
The fourth proportional to 1,609,071.80, 2,413,931.70 and 471,831.80 is: 707,842.71
Step by Step Solution
- Step 1: Write the proportion equation
1,609,071.80 : 2,413,931.70 = 471,831.80 : x - Step 2: Convert to fraction form
1,609,071.80/2,413,931.70 = 471,831.80/x - Step 3: Cross multiply
1,609,071.80x = 2,413,931.70 × 471,831.80 - Step 4: Simplify right side
1,609,071.80x = 1,138,969,739,088.06 - Step 5: Solve for x
x = 1,138,969,739,088.06/1,609,071.80 - Step 6: Final answer
x = 707,842.71
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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.