Finding the Fourth Proportional to 3,545,120.51, 5,316,565.39 and 1,148,409.08
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Solution
The fourth proportional to 3,545,120.51, 5,316,565.39 and 1,148,409.08 is: 1,722,252.30
Step by Step Solution
- Step 1: Write the proportion equation
3,545,120.51 : 5,316,565.39 = 1,148,409.08 : x - Step 2: Convert to fraction form
3,545,120.51/5,316,565.39 = 1,148,409.08/x - Step 3: Cross multiply
3,545,120.51x = 5,316,565.39 × 1,148,409.08 - Step 4: Simplify right side
3,545,120.51x = 6,105,591,968,289.74 - Step 5: Solve for x
x = 6,105,591,968,289.74/3,545,120.51 - Step 6: Final answer
x = 1,722,252.30
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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.