Finding the Fourth Proportional to 6,238,893.75, 9,358,340.63 and 2,249,805.75
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Solution
The fourth proportional to 6,238,893.75, 9,358,340.63 and 2,249,805.75 is: 3,374,708.63
Step by Step Solution
- Step 1: Write the proportion equation
6,238,893.75 : 9,358,340.63 = 2,249,805.75 : x - Step 2: Convert to fraction form
6,238,893.75/9,358,340.63 = 2,249,805.75/x - Step 3: Cross multiply
6,238,893.75x = 9,358,340.63 × 2,249,805.75 - Step 4: Simplify right side
6,238,893.75x = 21,054,448,548,583.59 - Step 5: Solve for x
x = 21,054,448,548,583.59/6,238,893.75 - Step 6: Final answer
x = 3,374,708.63
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1.5x scale
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.