Finding the Fourth Proportional to 5,928,081.84, 8,180,646.12 and 3,349,707.12
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Solution
The fourth proportional to 5,928,081.84, 8,180,646.12 and 3,349,707.12 is: 4,622,535.47
Step by Step Solution
- Step 1: Write the proportion equation
5,928,081.84 : 8,180,646.12 = 3,349,707.12 : x - Step 2: Convert to fraction form
5,928,081.84/8,180,646.12 = 3,349,707.12/x - Step 3: Cross multiply
5,928,081.84x = 8,180,646.12 × 3,349,707.12 - Step 4: Simplify right side
5,928,081.84x = 27,402,768,554,364.38 - Step 5: Solve for x
x = 27,402,768,554,364.38/5,928,081.84 - Step 6: Final answer
x = 4,622,535.47
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1.5x scale
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.