Finding the Fourth Proportional to 4,256,686.36, 6,387,271.52 and 2,460,831.31
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Solution
The fourth proportional to 4,256,686.36, 6,387,271.52 and 2,460,831.31 is: 3,692,543.07
Step by Step Solution
- Step 1: Write the proportion equation
4,256,686.36 : 6,387,271.52 = 2,460,831.31 : x - Step 2: Convert to fraction form
4,256,686.36/6,387,271.52 = 2,460,831.31/x - Step 3: Cross multiply
4,256,686.36x = 6,387,271.52 × 2,460,831.31 - Step 4: Simplify right side
4,256,686.36x = 15,717,997,713,614.96 - Step 5: Solve for x
x = 15,717,997,713,614.96/4,256,686.36 - Step 6: Final answer
x = 3,692,543.07
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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.