Finding the Fourth Proportional to 3,584,854.20, 4,947,036.26 and 1,953,275.07
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Solution
The fourth proportional to 3,584,854.20, 4,947,036.26 and 1,953,275.07 is: 2,695,485.52
Step by Step Solution
- Step 1: Write the proportion equation
3,584,854.20 : 4,947,036.26 = 1,953,275.07 : x - Step 2: Convert to fraction form
3,584,854.20/4,947,036.26 = 1,953,275.07/x - Step 3: Cross multiply
3,584,854.20x = 4,947,036.26 × 1,953,275.07 - Step 4: Simplify right side
3,584,854.20x = 9,662,922,587,277.66 - Step 5: Solve for x
x = 9,662,922,587,277.66/3,584,854.20 - Step 6: Final answer
x = 2,695,485.52
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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.