Finding the Fourth Proportional to 1,126,451.02, 1,689,897.12 and 495,362.74
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Solution
The fourth proportional to 1,126,451.02, 1,689,897.12 and 495,362.74 is: 743,141.12
Step by Step Solution
- Step 1: Write the proportion equation
1,126,451.02 : 1,689,897.12 = 495,362.74 : x - Step 2: Convert to fraction form
1,126,451.02/1,689,897.12 = 495,362.74/x - Step 3: Cross multiply
1,126,451.02x = 1,689,897.12 × 495,362.74 - Step 4: Simplify right side
1,126,451.02x = 837,112,067,681.31 - Step 5: Solve for x
x = 837,112,067,681.31/1,126,451.02 - Step 6: Final answer
x = 743,141.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.