Finding the Fourth Proportional to 4,260,055.42, 5,878,871.36 and 2,518,352.54
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Solution
The fourth proportional to 4,260,055.42, 5,878,871.36 and 2,518,352.54 is: 3,475,323.48
Step by Step Solution
- Step 1: Write the proportion equation
4,260,055.42 : 5,878,871.36 = 2,518,352.54 : x - Step 2: Convert to fraction form
4,260,055.42/5,878,871.36 = 2,518,352.54/x - Step 3: Cross multiply
4,260,055.42x = 5,878,871.36 × 2,518,352.54 - Step 4: Simplify right side
4,260,055.42x = 14,805,070,621,789.26 - Step 5: Solve for x
x = 14,805,070,621,789.26/4,260,055.42 - Step 6: Final answer
x = 3,475,323.48
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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.