Finding the Fourth Proportional to 3,363,708.22, 4,641,848.31 and 1,835,814.94
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Solution
The fourth proportional to 3,363,708.22, 4,641,848.31 and 1,835,814.94 is: 2,533,386.94
Step by Step Solution
- Step 1: Write the proportion equation
3,363,708.22 : 4,641,848.31 = 1,835,814.94 : x - Step 2: Convert to fraction form
3,363,708.22/4,641,848.31 = 1,835,814.94/x - Step 3: Cross multiply
3,363,708.22x = 4,641,848.31 × 1,835,814.94 - Step 4: Simplify right side
3,363,708.22x = 8,521,574,476,711.75 - Step 5: Solve for x
x = 8,521,574,476,711.75/3,363,708.22 - Step 6: Final answer
x = 2,533,386.94
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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.