Finding the Fourth Proportional to 1,165,090.88, 1,747,698.60 and 366,434.71
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Solution
The fourth proportional to 1,165,090.88, 1,747,698.60 and 366,434.71 is: 549,671.65
Step by Step Solution
- Step 1: Write the proportion equation
1,165,090.88 : 1,747,698.60 = 366,434.71 : x - Step 2: Convert to fraction form
1,165,090.88/1,747,698.60 = 366,434.71/x - Step 3: Cross multiply
1,165,090.88x = 1,747,698.60 × 366,434.71 - Step 4: Simplify right side
1,165,090.88x = 640,417,424,478.67 - Step 5: Solve for x
x = 640,417,424,478.67/1,165,090.88 - Step 6: Final answer
x = 549,671.65
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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.