Finding the Fourth Proportional to 6,292,785.36, 8,684,303.04 and 3,539,601.36
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Solution
The fourth proportional to 6,292,785.36, 8,684,303.04 and 3,539,601.36 is: 4,884,795.70
Step by Step Solution
- Step 1: Write the proportion equation
6,292,785.36 : 8,684,303.04 = 3,539,601.36 : x - Step 2: Convert to fraction form
6,292,785.36/8,684,303.04 = 3,539,601.36/x - Step 3: Cross multiply
6,292,785.36x = 8,684,303.04 × 3,539,601.36 - Step 4: Simplify right side
6,292,785.36x = 30,738,970,851,036.13 - Step 5: Solve for x
x = 30,738,970,851,036.13/6,292,785.36 - Step 6: Final answer
x = 4,884,795.70
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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.