Finding the Fourth Proportional to 4,124,678.04, 5,692,739.82 and 2,405,798.52
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Solution
The fourth proportional to 4,124,678.04, 5,692,739.82 and 2,405,798.52 is: 3,320,400.99
Step by Step Solution
- Step 1: Write the proportion equation
4,124,678.04 : 5,692,739.82 = 2,405,798.52 : x - Step 2: Convert to fraction form
4,124,678.04/5,692,739.82 = 2,405,798.52/x - Step 3: Cross multiply
4,124,678.04x = 5,692,739.82 × 2,405,798.52 - Step 4: Simplify right side
4,124,678.04x = 13,695,585,033,701.07 - Step 5: Solve for x
x = 13,695,585,033,701.07/4,124,678.04 - Step 6: Final answer
x = 3,320,400.99
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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.