Finding the Fourth Proportional to 1,134,153.60, 1,565,202.60 and 624,855.84
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Solution
The fourth proportional to 1,134,153.60, 1,565,202.60 and 624,855.84 is: 862,339.97
Step by Step Solution
- Step 1: Write the proportion equation
1,134,153.60 : 1,565,202.60 = 624,855.84 : x - Step 2: Convert to fraction form
1,134,153.60/1,565,202.60 = 624,855.84/x - Step 3: Cross multiply
1,134,153.60x = 1,565,202.60 × 624,855.84 - Step 4: Simplify right side
1,134,153.60x = 978,025,985,393.18 - Step 5: Solve for x
x = 978,025,985,393.18/1,134,153.60 - Step 6: Final answer
x = 862,339.97
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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.