Finding the Fourth Proportional to 3,717,624.06, 5,130,323.73 and 2,085,806.16
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Solution
The fourth proportional to 3,717,624.06, 5,130,323.73 and 2,085,806.16 is: 2,878,413.92
Step by Step Solution
- Step 1: Write the proportion equation
3,717,624.06 : 5,130,323.73 = 2,085,806.16 : x - Step 2: Convert to fraction form
3,717,624.06/5,130,323.73 = 2,085,806.16/x - Step 3: Cross multiply
3,717,624.06x = 5,130,323.73 × 2,085,806.16 - Step 4: Simplify right side
3,717,624.06x = 10,700,860,838,828.18 - Step 5: Solve for x
x = 10,700,860,838,828.18/3,717,624.06 - Step 6: Final answer
x = 2,878,413.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.