Finding the Fourth Proportional to 1,119,840.04, 1,679,745.48 and 278,399.08
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Solution
The fourth proportional to 1,119,840.04, 1,679,745.48 and 278,399.08 is: 417,595.00
Step by Step Solution
- Step 1: Write the proportion equation
1,119,840.04 : 1,679,745.48 = 278,399.08 : x - Step 2: Convert to fraction form
1,119,840.04/1,679,745.48 = 278,399.08/x - Step 3: Cross multiply
1,119,840.04x = 1,679,745.48 × 278,399.08 - Step 4: Simplify right side
1,119,840.04x = 467,639,596,266.16 - Step 5: Solve for x
x = 467,639,596,266.16/1,119,840.04 - Step 6: Final answer
x = 417,595.00
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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.