Finding the Fourth Proportional to 3,236,347.65, 4,855,311.86 and 1,077,368.59
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Solution
The fourth proportional to 3,236,347.65, 4,855,311.86 and 1,077,368.59 is: 1,616,315.99
Step by Step Solution
- Step 1: Write the proportion equation
3,236,347.65 : 4,855,311.86 = 1,077,368.59 : x - Step 2: Convert to fraction form
3,236,347.65/4,855,311.86 = 1,077,368.59/x - Step 3: Cross multiply
3,236,347.65x = 4,855,311.86 × 1,077,368.59 - Step 4: Simplify right side
3,236,347.65x = 5,230,960,462,955.08 - Step 5: Solve for x
x = 5,230,960,462,955.08/3,236,347.65 - Step 6: Final answer
x = 1,616,315.99
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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.