Finding the Fourth Proportional to 1,579,901.76, 2,180,263.43 and 854,749.67
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Solution
The fourth proportional to 1,579,901.76, 2,180,263.43 and 854,749.67 is: 1,179,554.00
Step by Step Solution
- Step 1: Write the proportion equation
1,579,901.76 : 2,180,263.43 = 854,749.67 : x - Step 2: Convert to fraction form
1,579,901.76/2,180,263.43 = 854,749.67/x - Step 3: Cross multiply
1,579,901.76x = 2,180,263.43 × 854,749.67 - Step 4: Simplify right side
1,579,901.76x = 1,863,579,438,541.13 - Step 5: Solve for x
x = 1,863,579,438,541.13/1,579,901.76 - Step 6: Final answer
x = 1,179,554.00
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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.