Finding the Fourth Proportional to 4,256,686.11, 6,387,271.14 and 2,460,831.06
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Solution
The fourth proportional to 4,256,686.11, 6,387,271.14 and 2,460,831.06 is: 3,692,542.70
Step by Step Solution
- Step 1: Write the proportion equation
4,256,686.11 : 6,387,271.14 = 2,460,831.06 : x - Step 2: Convert to fraction form
4,256,686.11/6,387,271.14 = 2,460,831.06/x - Step 3: Cross multiply
4,256,686.11x = 6,387,271.14 × 2,460,831.06 - Step 4: Simplify right side
4,256,686.11x = 15,717,995,209,953.61 - Step 5: Solve for x
x = 15,717,995,209,953.61/4,256,686.11 - Step 6: Final answer
x = 3,692,542.70
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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.