Finding the Fourth Proportional to 1,569,381.10, 2,349,406.05 and 1,037,502.70
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Solution
The fourth proportional to 1,569,381.10, 2,349,406.05 and 1,037,502.70 is: 1,553,169.67
Step by Step Solution
- Step 1: Write the proportion equation
1,569,381.10 : 2,349,406.05 = 1,037,502.70 : x - Step 2: Convert to fraction form
1,569,381.10/2,349,406.05 = 1,037,502.70/x - Step 3: Cross multiply
1,569,381.10x = 2,349,406.05 × 1,037,502.70 - Step 4: Simplify right side
1,569,381.10x = 2,437,515,120,271.33 - Step 5: Solve for x
x = 2,437,515,120,271.33/1,569,381.10 - Step 6: Final answer
x = 1,553,169.67
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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.