Finding the Fourth Proportional to 2,855,097.19, 4,281,289.84 and 1,657,386.91
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Solution
The fourth proportional to 2,855,097.19, 4,281,289.84 and 1,657,386.91 is: 2,485,293.24
Step by Step Solution
- Step 1: Write the proportion equation
2,855,097.19 : 4,281,289.84 = 1,657,386.91 : x - Step 2: Convert to fraction form
2,855,097.19/4,281,289.84 = 1,657,386.91/x - Step 3: Cross multiply
2,855,097.19x = 4,281,289.84 × 1,657,386.91 - Step 4: Simplify right side
2,855,097.19x = 7,095,753,738,731.99 - Step 5: Solve for x
x = 7,095,753,738,731.99/2,855,097.19 - Step 6: Final answer
x = 2,485,293.24
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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.