Finding the Fourth Proportional to 1,153,784.37, 1,730,840.58 and 355,132.47
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Solution
The fourth proportional to 1,153,784.37, 1,730,840.58 and 355,132.47 is: 532,749.19
Step by Step Solution
- Step 1: Write the proportion equation
1,153,784.37 : 1,730,840.58 = 355,132.47 : x - Step 2: Convert to fraction form
1,153,784.37/1,730,840.58 = 355,132.47/x - Step 3: Cross multiply
1,153,784.37x = 1,730,840.58 × 355,132.47 - Step 4: Simplify right side
1,153,784.37x = 614,677,690,351.63 - Step 5: Solve for x
x = 614,677,690,351.63/1,153,784.37 - Step 6: Final answer
x = 532,749.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.