Finding the Fourth Proportional to 1,532,814.24, 2,115,284.23 and 888,607.87
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Solution
The fourth proportional to 1,532,814.24, 2,115,284.23 and 888,607.87 is: 1,226,279.20
Step by Step Solution
- Step 1: Write the proportion equation
1,532,814.24 : 2,115,284.23 = 888,607.87 : x - Step 2: Convert to fraction form
1,532,814.24/2,115,284.23 = 888,607.87/x - Step 3: Cross multiply
1,532,814.24x = 2,115,284.23 × 888,607.87 - Step 4: Simplify right side
1,532,814.24x = 1,879,658,214,064.89 - Step 5: Solve for x
x = 1,879,658,214,064.89/1,532,814.24 - Step 6: Final answer
x = 1,226,279.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.