Finding the Fourth Proportional to 1,470,700.90, 2,206,053.06 and 459,828.19
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Solution
The fourth proportional to 1,470,700.90, 2,206,053.06 and 459,828.19 is: 689,742.82
Step by Step Solution
- Step 1: Write the proportion equation
1,470,700.90 : 2,206,053.06 = 459,828.19 : x - Step 2: Convert to fraction form
1,470,700.90/2,206,053.06 = 459,828.19/x - Step 3: Cross multiply
1,470,700.90x = 2,206,053.06 × 459,828.19 - Step 4: Simplify right side
1,470,700.90x = 1,014,405,385,623.76 - Step 5: Solve for x
x = 1,014,405,385,623.76/1,470,700.90 - Step 6: Final answer
x = 689,742.82
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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.