Finding the Fourth Proportional to 5,605,269.69, 8,407,904.62 and 1,345,437.92
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Solution
The fourth proportional to 5,605,269.69, 8,407,904.62 and 1,345,437.92 is: 2,018,156.89
Step by Step Solution
- Step 1: Write the proportion equation
5,605,269.69 : 8,407,904.62 = 1,345,437.92 : x - Step 2: Convert to fraction form
5,605,269.69/8,407,904.62 = 1,345,437.92/x - Step 3: Cross multiply
5,605,269.69x = 8,407,904.62 × 1,345,437.92 - Step 4: Simplify right side
5,605,269.69x = 11,312,313,658,088.07 - Step 5: Solve for x
x = 11,312,313,658,088.07/5,605,269.69 - Step 6: Final answer
x = 2,018,156.89
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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.