Finding the Fourth Proportional to 2,250,919.84, 3,106,278.48 and 1,232,419.36
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Solution
The fourth proportional to 2,250,919.84, 3,106,278.48 and 1,232,419.36 is: 1,700,743.70
Step by Step Solution
- Step 1: Write the proportion equation
2,250,919.84 : 3,106,278.48 = 1,232,419.36 : x - Step 2: Convert to fraction form
2,250,919.84/3,106,278.48 = 1,232,419.36/x - Step 3: Cross multiply
2,250,919.84x = 3,106,278.48 × 1,232,419.36 - Step 4: Simplify right side
2,250,919.84x = 3,828,237,736,303.37 - Step 5: Solve for x
x = 3,828,237,736,303.37/2,250,919.84 - Step 6: Final answer
x = 1,700,743.70
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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.