Finding the Fourth Proportional to 2,250,903.84, 3,106,256.40 and 1,232,403.36
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Solution
The fourth proportional to 2,250,903.84, 3,106,256.40 and 1,232,403.36 is: 1,700,721.62
Step by Step Solution
- Step 1: Write the proportion equation
2,250,903.84 : 3,106,256.40 = 1,232,403.36 : x - Step 2: Convert to fraction form
2,250,903.84/3,106,256.40 = 1,232,403.36/x - Step 3: Cross multiply
2,250,903.84x = 3,106,256.40 × 1,232,403.36 - Step 4: Simplify right side
2,250,903.84x = 3,828,160,824,381.50 - Step 5: Solve for x
x = 3,828,160,824,381.50/2,250,903.84 - Step 6: Final answer
x = 1,700,721.62
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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.