Finding the Fourth Proportional to 1,045,138.14, 1,442,312.33 and 592,429.14
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Solution
The fourth proportional to 1,045,138.14, 1,442,312.33 and 592,429.14 is: 817,564.51
Step by Step Solution
- Step 1: Write the proportion equation
1,045,138.14 : 1,442,312.33 = 592,429.14 : x - Step 2: Convert to fraction form
1,045,138.14/1,442,312.33 = 592,429.14/x - Step 3: Cross multiply
1,045,138.14x = 1,442,312.33 × 592,429.14 - Step 4: Simplify right side
1,045,138.14x = 854,467,850,311.15 - Step 5: Solve for x
x = 854,467,850,311.15/1,045,138.14 - Step 6: Final answer
x = 817,564.51
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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.