Finding the Fourth Proportional to 4,257,573.81, 6,387,377.66 and 1,417,710.57
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Solution
The fourth proportional to 4,257,573.81, 6,387,377.66 and 1,417,710.57 is: 2,126,904.48
Step by Step Solution
- Step 1: Write the proportion equation
4,257,573.81 : 6,387,377.66 = 1,417,710.57 : x - Step 2: Convert to fraction form
4,257,573.81/6,387,377.66 = 1,417,710.57/x - Step 3: Cross multiply
4,257,573.81x = 6,387,377.66 × 1,417,710.57 - Step 4: Simplify right side
4,257,573.81x = 9,055,452,805,413.68 - Step 5: Solve for x
x = 9,055,452,805,413.68/4,257,573.81 - Step 6: Final answer
x = 2,126,904.48
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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.