Finding the Fourth Proportional to 5,918,699.19, 8,877,943.61 and 1,875,081.91
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Solution
The fourth proportional to 5,918,699.19, 8,877,943.61 and 1,875,081.91 is: 2,812,589.54
Step by Step Solution
- Step 1: Write the proportion equation
5,918,699.19 : 8,877,943.61 = 1,875,081.91 : x - Step 2: Convert to fraction form
5,918,699.19/8,877,943.61 = 1,875,081.91/x - Step 3: Cross multiply
5,918,699.19x = 8,877,943.61 × 1,875,081.91 - Step 4: Simplify right side
5,918,699.19x = 16,646,871,416,721.38 - Step 5: Solve for x
x = 16,646,871,416,721.38/5,918,699.19 - Step 6: Final answer
x = 2,812,589.54
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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.