Finding the Fourth Proportional to 877,593.80, 1,316,390.70 and 877,593.80
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Solution
The fourth proportional to 877,593.80, 1,316,390.70 and 877,593.80 is: 1,316,390.70
Step by Step Solution
- Step 1: Write the proportion equation
877,593.80 : 1,316,390.70 = 877,593.80 : x - Step 2: Convert to fraction form
877,593.80/1,316,390.70 = 877,593.80/x - Step 3: Cross multiply
877,593.80x = 1,316,390.70 × 877,593.80 - Step 4: Simplify right side
877,593.80x = 1,155,256,316,697.66 - Step 5: Solve for x
x = 1,155,256,316,697.66/877,593.80 - Step 6: Final answer
x = 1,316,390.70
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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.