Finding the Fourth Proportional to 1,535,426.63, 2,303,056.95 and 470,471.84
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Solution
The fourth proportional to 1,535,426.63, 2,303,056.95 and 470,471.84 is: 705,682.33
Step by Step Solution
- Step 1: Write the proportion equation
1,535,426.63 : 2,303,056.95 = 470,471.84 : x - Step 2: Convert to fraction form
1,535,426.63/2,303,056.95 = 470,471.84/x - Step 3: Cross multiply
1,535,426.63x = 2,303,056.95 × 470,471.84 - Step 4: Simplify right side
1,535,426.63x = 1,083,523,440,891.29 - Step 5: Solve for x
x = 1,083,523,440,891.29/1,535,426.63 - Step 6: Final answer
x = 705,682.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.