Finding the Fourth Proportional to 1,226,982.84, 1,692,798.04 and 710,454.84
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Solution
The fourth proportional to 1,226,982.84, 1,692,798.04 and 710,454.84 is: 980,173.90
Step by Step Solution
- Step 1: Write the proportion equation
1,226,982.84 : 1,692,798.04 = 710,454.84 : x - Step 2: Convert to fraction form
1,226,982.84/1,692,798.04 = 710,454.84/x - Step 3: Cross multiply
1,226,982.84x = 1,692,798.04 × 710,454.84 - Step 4: Simplify right side
1,226,982.84x = 1,202,656,560,660.51 - Step 5: Solve for x
x = 1,202,656,560,660.51/1,226,982.84 - Step 6: Final answer
x = 980,173.90
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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.