Finding the Fourth Proportional to 1,528,310.24, 2,108,189.76 and 954,354.08
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Solution
The fourth proportional to 1,528,310.24, 2,108,189.76 and 954,354.08 is: 1,316,460.13
Step by Step Solution
- Step 1: Write the proportion equation
1,528,310.24 : 2,108,189.76 = 954,354.08 : x - Step 2: Convert to fraction form
1,528,310.24/2,108,189.76 = 954,354.08/x - Step 3: Cross multiply
1,528,310.24x = 2,108,189.76 × 954,354.08 - Step 4: Simplify right side
1,528,310.24x = 2,011,959,498,870.22 - Step 5: Solve for x
x = 2,011,959,498,870.22/1,528,310.24 - Step 6: Final answer
x = 1,316,460.13
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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.