Finding the Fourth Proportional to 1,762,328.74, 2,432,133.93 and 998,388.58
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Solution
The fourth proportional to 1,762,328.74, 2,432,133.93 and 998,388.58 is: 1,377,844.37
Step by Step Solution
- Step 1: Write the proportion equation
1,762,328.74 : 2,432,133.93 = 998,388.58 : x - Step 2: Convert to fraction form
1,762,328.74/2,432,133.93 = 998,388.58/x - Step 3: Cross multiply
1,762,328.74x = 2,432,133.93 × 998,388.58 - Step 4: Simplify right side
1,762,328.74x = 2,428,214,740,742.52 - Step 5: Solve for x
x = 2,428,214,740,742.52/1,762,328.74 - Step 6: Final answer
x = 1,377,844.37
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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.