Finding the Fourth Proportional to 1,927,648.36, 2,660,223.36 and 1,163,552.68
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Solution
The fourth proportional to 1,927,648.36, 2,660,223.36 and 1,163,552.68 is: 1,605,744.12
Step by Step Solution
- Step 1: Write the proportion equation
1,927,648.36 : 2,660,223.36 = 1,163,552.68 : x - Step 2: Convert to fraction form
1,927,648.36/2,660,223.36 = 1,163,552.68/x - Step 3: Cross multiply
1,927,648.36x = 2,660,223.36 × 1,163,552.68 - Step 4: Simplify right side
1,927,648.36x = 3,095,310,019,926.60 - Step 5: Solve for x
x = 3,095,310,019,926.60/1,927,648.36 - Step 6: Final answer
x = 1,605,744.12
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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.