Finding the Fourth Proportional to 1,180,533.60, 1,768,136.04 and 827,125.20
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Solution
The fourth proportional to 1,180,533.60, 1,768,136.04 and 827,125.20 is: 1,238,821.05
Step by Step Solution
- Step 1: Write the proportion equation
1,180,533.60 : 1,768,136.04 = 827,125.20 : x - Step 2: Convert to fraction form
1,180,533.60/1,768,136.04 = 827,125.20/x - Step 3: Cross multiply
1,180,533.60x = 1,768,136.04 × 827,125.20 - Step 4: Simplify right side
1,180,533.60x = 1,462,469,875,712.21 - Step 5: Solve for x
x = 1,462,469,875,712.21/1,180,533.60 - Step 6: Final answer
x = 1,238,821.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.