Finding the Fourth Proportional to 1,291,267.30, 1,936,900.95 and 1,133,673.70
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Solution
The fourth proportional to 1,291,267.30, 1,936,900.95 and 1,133,673.70 is: 1,700,510.55
Step by Step Solution
- Step 1: Write the proportion equation
1,291,267.30 : 1,936,900.95 = 1,133,673.70 : x - Step 2: Convert to fraction form
1,291,267.30/1,936,900.95 = 1,133,673.70/x - Step 3: Cross multiply
1,291,267.30x = 1,936,900.95 × 1,133,673.70 - Step 4: Simplify right side
1,291,267.30x = 2,195,813,666,520.02 - Step 5: Solve for x
x = 2,195,813,666,520.02/1,291,267.30 - Step 6: Final answer
x = 1,700,510.55
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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.