Finding the Fourth Proportional to 1,672,023.99, 2,307,535.38 and 947,000.67
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Solution
The fourth proportional to 1,672,023.99, 2,307,535.38 and 947,000.67 is: 1,306,941.51
Step by Step Solution
- Step 1: Write the proportion equation
1,672,023.99 : 2,307,535.38 = 947,000.67 : x - Step 2: Convert to fraction form
1,672,023.99/2,307,535.38 = 947,000.67/x - Step 3: Cross multiply
1,672,023.99x = 2,307,535.38 × 947,000.67 - Step 4: Simplify right side
1,672,023.99x = 2,185,237,550,908.70 - Step 5: Solve for x
x = 2,185,237,550,908.70/1,672,023.99 - Step 6: Final answer
x = 1,306,941.51
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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.