Finding the Fourth Proportional to 1,670,699.77, 2,305,566.93 and 906,753.13
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Solution
The fourth proportional to 1,670,699.77, 2,305,566.93 and 906,753.13 is: 1,251,320.00
Step by Step Solution
- Step 1: Write the proportion equation
1,670,699.77 : 2,305,566.93 = 906,753.13 : x - Step 2: Convert to fraction form
1,670,699.77/2,305,566.93 = 906,753.13/x - Step 3: Cross multiply
1,670,699.77x = 2,305,566.93 × 906,753.13 - Step 4: Simplify right side
1,670,699.77x = 2,090,580,030,201.99 - Step 5: Solve for x
x = 2,090,580,030,201.99/1,670,699.77 - Step 6: Final answer
x = 1,251,320.00
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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.