Finding the Fourth Proportional to 1,795,710.99, 2,478,133.85 and 979,967.35
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Solution
The fourth proportional to 1,795,710.99, 2,478,133.85 and 979,967.35 is: 1,352,383.69
Step by Step Solution
- Step 1: Write the proportion equation
1,795,710.99 : 2,478,133.85 = 979,967.35 : x - Step 2: Convert to fraction form
1,795,710.99/2,478,133.85 = 979,967.35/x - Step 3: Cross multiply
1,795,710.99x = 2,478,133.85 × 979,967.35 - Step 4: Simplify right side
1,795,710.99x = 2,428,490,260,127.63 - Step 5: Solve for x
x = 2,428,490,260,127.63/1,795,710.99 - Step 6: Final answer
x = 1,352,383.69
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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.