Finding the Fourth Proportional to 1,934,276.52, 2,669,547.06 and 1,170,336.36
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Solution
The fourth proportional to 1,934,276.52, 2,669,547.06 and 1,170,336.36 is: 1,615,212.69
Step by Step Solution
- Step 1: Write the proportion equation
1,934,276.52 : 2,669,547.06 = 1,170,336.36 : x - Step 2: Convert to fraction form
1,934,276.52/2,669,547.06 = 1,170,336.36/x - Step 3: Cross multiply
1,934,276.52x = 2,669,547.06 × 1,170,336.36 - Step 4: Simplify right side
1,934,276.52x = 3,124,267,989,049.10 - Step 5: Solve for x
x = 3,124,267,989,049.10/1,934,276.52 - Step 6: Final answer
x = 1,615,212.69
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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.