Finding the Fourth Proportional to 2,346,813.07, 3,238,046.95 and 1,328,217.82
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Solution
The fourth proportional to 2,346,813.07, 3,238,046.95 and 1,328,217.82 is: 1,832,626.43
Step by Step Solution
- Step 1: Write the proportion equation
2,346,813.07 : 3,238,046.95 = 1,328,217.82 : x - Step 2: Convert to fraction form
2,346,813.07/3,238,046.95 = 1,328,217.82/x - Step 3: Cross multiply
2,346,813.07x = 3,238,046.95 × 1,328,217.82 - Step 4: Simplify right side
2,346,813.07x = 4,300,831,660,986.65 - Step 5: Solve for x
x = 4,300,831,660,986.65/2,346,813.07 - Step 6: Final answer
x = 1,832,626.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.