Finding the Fourth Proportional to 2,569,866.13, 3,546,338.45 and 1,408,298.49
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Solution
The fourth proportional to 2,569,866.13, 3,546,338.45 and 1,408,298.49 is: 1,943,409.82
Step by Step Solution
- Step 1: Write the proportion equation
2,569,866.13 : 3,546,338.45 = 1,408,298.49 : x - Step 2: Convert to fraction form
2,569,866.13/3,546,338.45 = 1,408,298.49/x - Step 3: Cross multiply
2,569,866.13x = 3,546,338.45 × 1,408,298.49 - Step 4: Simplify right side
2,569,866.13x = 4,994,303,084,163.94 - Step 5: Solve for x
x = 4,994,303,084,163.94/2,569,866.13 - Step 6: Final answer
x = 1,943,409.82
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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.