Finding the Fourth Proportional to 1,528,045.63, 2,107,824.80 and 954,089.35
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Solution
The fourth proportional to 1,528,045.63, 2,107,824.80 and 954,089.35 is: 1,316,094.98
Step by Step Solution
- Step 1: Write the proportion equation
1,528,045.63 : 2,107,824.80 = 954,089.35 : x - Step 2: Convert to fraction form
1,528,045.63/2,107,824.80 = 954,089.35/x - Step 3: Cross multiply
1,528,045.63x = 2,107,824.80 × 954,089.35 - Step 4: Simplify right side
1,528,045.63x = 2,011,053,183,305.87 - Step 5: Solve for x
x = 2,011,053,183,305.87/1,528,045.63 - Step 6: Final answer
x = 1,316,094.98
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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.