Finding the Fourth Proportional to 2,565,456.96, 3,540,307.80 and 1,532,908.68
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Solution
The fourth proportional to 2,565,456.96, 3,540,307.80 and 1,532,908.68 is: 2,115,400.35
Step by Step Solution
- Step 1: Write the proportion equation
2,565,456.96 : 3,540,307.80 = 1,532,908.68 : x - Step 2: Convert to fraction form
2,565,456.96/3,540,307.80 = 1,532,908.68/x - Step 3: Cross multiply
2,565,456.96x = 3,540,307.80 × 1,532,908.68 - Step 4: Simplify right side
2,565,456.96x = 5,426,968,556,491.70 - Step 5: Solve for x
x = 5,426,968,556,491.70/2,565,456.96 - Step 6: Final answer
x = 2,115,400.35
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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.