Finding the Fourth Proportional to 1,800,707.16, 2,484,874.08 and 984,748.80
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Solution
The fourth proportional to 1,800,707.16, 2,484,874.08 and 984,748.80 is: 1,358,897.67
Step by Step Solution
- Step 1: Write the proportion equation
1,800,707.16 : 2,484,874.08 = 984,748.80 : x - Step 2: Convert to fraction form
1,800,707.16/2,484,874.08 = 984,748.80/x - Step 3: Cross multiply
1,800,707.16x = 2,484,874.08 × 984,748.80 - Step 4: Simplify right side
1,800,707.16x = 2,446,976,768,431.10 - Step 5: Solve for x
x = 2,446,976,768,431.10/1,800,707.16 - Step 6: Final answer
x = 1,358,897.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.