Finding the Fourth Proportional to 3,349,400.48, 5,024,400.42 and 1,300,012.99
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Solution
The fourth proportional to 3,349,400.48, 5,024,400.42 and 1,300,012.99 is: 1,950,135.81
Step by Step Solution
- Step 1: Write the proportion equation
3,349,400.48 : 5,024,400.42 = 1,300,012.99 : x - Step 2: Convert to fraction form
3,349,400.48/5,024,400.42 = 1,300,012.99/x - Step 3: Cross multiply
3,349,400.48x = 5,024,400.42 × 1,300,012.99 - Step 4: Simplify right side
3,349,400.48x = 6,531,785,806,461.39 - Step 5: Solve for x
x = 6,531,785,806,461.39/3,349,400.48 - Step 6: Final answer
x = 1,950,135.81
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1.5x scale
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.