Finding the Fourth Proportional to 2,247,885.90, 3,370,662.45 and 827,210.70
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Solution
The fourth proportional to 2,247,885.90, 3,370,662.45 and 827,210.70 is: 1,240,386.82
Step by Step Solution
- Step 1: Write the proportion equation
2,247,885.90 : 3,370,662.45 = 827,210.70 : x - Step 2: Convert to fraction form
2,247,885.90/3,370,662.45 = 827,210.70/x - Step 3: Cross multiply
2,247,885.90x = 3,370,662.45 × 827,210.70 - Step 4: Simplify right side
2,247,885.90x = 2,788,248,044,728.22 - Step 5: Solve for x
x = 2,788,248,044,728.22/2,247,885.90 - Step 6: Final answer
x = 1,240,386.82
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1.5x scale
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.