Finding the Fourth Proportional to 1,481,226.12, 2,221,612.27 and 470,216.12
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Solution
The fourth proportional to 1,481,226.12, 2,221,612.27 and 470,216.12 is: 705,252.15
Step by Step Solution
- Step 1: Write the proportion equation
1,481,226.12 : 2,221,612.27 = 470,216.12 : x - Step 2: Convert to fraction form
1,481,226.12/2,221,612.27 = 470,216.12/x - Step 3: Cross multiply
1,481,226.12x = 2,221,612.27 × 470,216.12 - Step 4: Simplify right side
1,481,226.12x = 1,044,637,901,743.79 - Step 5: Solve for x
x = 1,044,637,901,743.79/1,481,226.12 - Step 6: Final answer
x = 705,252.15
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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.