Finding the Fourth Proportional to 4,553,183.40, 6,828,900.30 and 1,358,413.80
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Solution
The fourth proportional to 4,553,183.40, 6,828,900.30 and 1,358,413.80 is: 2,037,359.71
Step by Step Solution
- Step 1: Write the proportion equation
4,553,183.40 : 6,828,900.30 = 1,358,413.80 : x - Step 2: Convert to fraction form
4,553,183.40/6,828,900.30 = 1,358,413.80/x - Step 3: Cross multiply
4,553,183.40x = 6,828,900.30 × 1,358,413.80 - Step 4: Simplify right side
4,553,183.40x = 9,276,472,406,344.14 - Step 5: Solve for x
x = 9,276,472,406,344.14/4,553,183.40 - Step 6: Final answer
x = 2,037,359.71
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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.