Finding the Fourth Proportional to 1,523,013.84, 2,101,753.44 and 843,949.80
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Solution
The fourth proportional to 1,523,013.84, 2,101,753.44 and 843,949.80 is: 1,164,647.59
Step by Step Solution
- Step 1: Write the proportion equation
1,523,013.84 : 2,101,753.44 = 843,949.80 : x - Step 2: Convert to fraction form
1,523,013.84/2,101,753.44 = 843,949.80/x - Step 3: Cross multiply
1,523,013.84x = 2,101,753.44 × 843,949.80 - Step 4: Simplify right side
1,523,013.84x = 1,773,774,395,337.31 - Step 5: Solve for x
x = 1,773,774,395,337.31/1,523,013.84 - Step 6: Final answer
x = 1,164,647.59
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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.