Finding the Fourth Proportional to 1,274,262.84, 1,911,727.44 and 475,551.54
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Solution
The fourth proportional to 1,274,262.84, 1,911,727.44 and 475,551.54 is: 713,451.65
Step by Step Solution
- Step 1: Write the proportion equation
1,274,262.84 : 1,911,727.44 = 475,551.54 : x - Step 2: Convert to fraction form
1,274,262.84/1,911,727.44 = 475,551.54/x - Step 3: Cross multiply
1,274,262.84x = 1,911,727.44 × 475,551.54 - Step 4: Simplify right side
1,274,262.84x = 909,124,928,152.26 - Step 5: Solve for x
x = 909,124,928,152.26/1,274,262.84 - Step 6: Final answer
x = 713,451.65
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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.