Finding the Fourth Proportional to 4,931,799.49, 6,805,860.60 and 2,756,341.99
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Solution
The fourth proportional to 4,931,799.49, 6,805,860.60 and 2,756,341.99 is: 3,803,739.26
Step by Step Solution
- Step 1: Write the proportion equation
4,931,799.49 : 6,805,860.60 = 2,756,341.99 : x - Step 2: Convert to fraction form
4,931,799.49/6,805,860.60 = 2,756,341.99/x - Step 3: Cross multiply
4,931,799.49x = 6,805,860.60 × 2,756,341.99 - Step 4: Simplify right side
4,931,799.49x = 18,759,279,349,866.59 - Step 5: Solve for x
x = 18,759,279,349,866.59/4,931,799.49 - Step 6: Final answer
x = 3,803,739.26
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1.5x scale
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.