Finding the Fourth Proportional to 3,216,281.39, 4,824,263.68 and 1,194,918.83
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Solution
The fourth proportional to 3,216,281.39, 4,824,263.68 and 1,194,918.83 is: 1,792,319.39
Step by Step Solution
- Step 1: Write the proportion equation
3,216,281.39 : 4,824,263.68 = 1,194,918.83 : x - Step 2: Convert to fraction form
3,216,281.39/4,824,263.68 = 1,194,918.83/x - Step 3: Cross multiply
3,216,281.39x = 4,824,263.68 × 1,194,918.83 - Step 4: Simplify right side
3,216,281.39x = 5,764,603,512,117.10 - Step 5: Solve for x
x = 5,764,603,512,117.10/3,216,281.39 - Step 6: Final answer
x = 1,792,319.39
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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.