Finding the Fourth Proportional to 1,679,765.04, 2,518,155.54 and 654,859.08
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Solution
The fourth proportional to 1,679,765.04, 2,518,155.54 and 654,859.08 is: 981,706.95
Step by Step Solution
- Step 1: Write the proportion equation
1,679,765.04 : 2,518,155.54 = 654,859.08 : x - Step 2: Convert to fraction form
1,679,765.04/2,518,155.54 = 654,859.08/x - Step 3: Cross multiply
1,679,765.04x = 2,518,155.54 × 654,859.08 - Step 4: Simplify right side
1,679,765.04x = 1,649,037,020,221.30 - Step 5: Solve for x
x = 1,649,037,020,221.30/1,679,765.04 - Step 6: Final answer
x = 981,706.95
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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.