Finding the Fourth Proportional to 2,267,332.02, 3,128,774.65 and 1,248,736.77
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Solution
The fourth proportional to 2,267,332.02, 3,128,774.65 and 1,248,736.77 is: 1,723,177.69
Step by Step Solution
- Step 1: Write the proportion equation
2,267,332.02 : 3,128,774.65 = 1,248,736.77 : x - Step 2: Convert to fraction form
2,267,332.02/3,128,774.65 = 1,248,736.77/x - Step 3: Cross multiply
2,267,332.02x = 3,128,774.65 × 1,248,736.77 - Step 4: Simplify right side
2,267,332.02x = 3,907,015,947,377.04 - Step 5: Solve for x
x = 3,907,015,947,377.04/2,267,332.02 - Step 6: Final answer
x = 1,723,177.69
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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.