Finding the Fourth Proportional to 1,154,174.99, 1,739,140.57 and 948,422.03
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Solution
The fourth proportional to 1,154,174.99, 1,739,140.57 and 948,422.03 is: 1,429,106.71
Step by Step Solution
- Step 1: Write the proportion equation
1,154,174.99 : 1,739,140.57 = 948,422.03 : x - Step 2: Convert to fraction form
1,154,174.99/1,739,140.57 = 948,422.03/x - Step 3: Cross multiply
1,154,174.99x = 1,739,140.57 × 948,422.03 - Step 4: Simplify right side
1,154,174.99x = 1,649,439,225,112.65 - Step 5: Solve for x
x = 1,649,439,225,112.65/1,154,174.99 - Step 6: Final answer
x = 1,429,106.71
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.