Finding the Fourth Proportional to 1,459,898.19, 2,189,340.10 and 812,462.36
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Solution
The fourth proportional to 1,459,898.19, 2,189,340.10 and 812,462.36 is: 1,218,411.27
Step by Step Solution
- Step 1: Write the proportion equation
1,459,898.19 : 2,189,340.10 = 812,462.36 : x - Step 2: Convert to fraction form
1,459,898.19/2,189,340.10 = 812,462.36/x - Step 3: Cross multiply
1,459,898.19x = 2,189,340.10 × 812,462.36 - Step 4: Simplify right side
1,459,898.19x = 1,778,756,411,510.78 - Step 5: Solve for x
x = 1,778,756,411,510.78/1,459,898.19 - Step 6: Final answer
x = 1,218,411.27
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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.