Finding the Fourth Proportional to 1,010,966.74, 1,515,701.06 and 477,864.84
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Solution
The fourth proportional to 1,010,966.74, 1,515,701.06 and 477,864.84 is: 716,443.20
Step by Step Solution
- Step 1: Write the proportion equation
1,010,966.74 : 1,515,701.06 = 477,864.84 : x - Step 2: Convert to fraction form
1,010,966.74/1,515,701.06 = 477,864.84/x - Step 3: Cross multiply
1,010,966.74x = 1,515,701.06 × 477,864.84 - Step 4: Simplify right side
1,010,966.74x = 724,300,244,524.73 - Step 5: Solve for x
x = 724,300,244,524.73/1,010,966.74 - Step 6: Final answer
x = 716,443.20
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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.