Finding the Fourth Proportional to 1,775,122.60, 2,660,934.30 and 875,828.20
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Solution
The fourth proportional to 1,775,122.60, 2,660,934.30 and 875,828.20 is: 1,312,879.06
Step by Step Solution
- Step 1: Write the proportion equation
1,775,122.60 : 2,660,934.30 = 875,828.20 : x - Step 2: Convert to fraction form
1,775,122.60/2,660,934.30 = 875,828.20/x - Step 3: Cross multiply
1,775,122.60x = 2,660,934.30 × 875,828.20 - Step 4: Simplify right side
1,775,122.60x = 2,330,521,298,287.26 - Step 5: Solve for x
x = 2,330,521,298,287.26/1,775,122.60 - Step 6: Final answer
x = 1,312,879.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.