Finding the Fourth Proportional to 1,528,589.48, 2,292,889.68 and 463,640.76
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Solution
The fourth proportional to 1,528,589.48, 2,292,889.68 and 463,640.76 is: 695,462.80
Step by Step Solution
- Step 1: Write the proportion equation
1,528,589.48 : 2,292,889.68 = 463,640.76 : x - Step 2: Convert to fraction form
1,528,589.48/2,292,889.68 = 463,640.76/x - Step 3: Cross multiply
1,528,589.48x = 2,292,889.68 × 463,640.76 - Step 4: Simplify right side
1,528,589.48x = 1,063,077,113,831.36 - Step 5: Solve for x
x = 1,063,077,113,831.36/1,528,589.48 - Step 6: Final answer
x = 695,462.80
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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.