Finding the Fourth Proportional to 1,270,305.56, 1,753,029.06 and 697,350.44
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Solution
The fourth proportional to 1,270,305.56, 1,753,029.06 and 697,350.44 is: 962,347.66
Step by Step Solution
- Step 1: Write the proportion equation
1,270,305.56 : 1,753,029.06 = 697,350.44 : x - Step 2: Convert to fraction form
1,270,305.56/1,753,029.06 = 697,350.44/x - Step 3: Cross multiply
1,270,305.56x = 1,753,029.06 × 697,350.44 - Step 4: Simplify right side
1,270,305.56x = 1,222,475,586,323.79 - Step 5: Solve for x
x = 1,222,475,586,323.79/1,270,305.56 - Step 6: Final answer
x = 962,347.66
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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.