Finding the Fourth Proportional to 1,496,313.98, 2,060,564.08 and 1,299,989.66
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Solution
The fourth proportional to 1,496,313.98, 2,060,564.08 and 1,299,989.66 is: 1,790,207.16
Step by Step Solution
- Step 1: Write the proportion equation
1,496,313.98 : 2,060,564.08 = 1,299,989.66 : x - Step 2: Convert to fraction form
1,496,313.98/2,060,564.08 = 1,299,989.66/x - Step 3: Cross multiply
1,496,313.98x = 2,060,564.08 × 1,299,989.66 - Step 4: Simplify right side
1,496,313.98x = 2,678,711,991,267.46 - Step 5: Solve for x
x = 2,678,711,991,267.46/1,496,313.98 - Step 6: Final answer
x = 1,790,207.16
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.