Finding the Fourth Proportional to 3,092,643.99, 4,637,101.57 and 1,386,478.72
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Solution
The fourth proportional to 3,092,643.99, 4,637,101.57 and 1,386,478.72 is: 2,078,882.24
Step by Step Solution
- Step 1: Write the proportion equation
3,092,643.99 : 4,637,101.57 = 1,386,478.72 : x - Step 2: Convert to fraction form
3,092,643.99/4,637,101.57 = 1,386,478.72/x - Step 3: Cross multiply
3,092,643.99x = 4,637,101.57 × 1,386,478.72 - Step 4: Simplify right side
3,092,643.99x = 6,429,242,651,613.77 - Step 5: Solve for x
x = 6,429,242,651,613.77/3,092,643.99 - Step 6: Final answer
x = 2,078,882.24
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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.