Finding the Fourth Proportional to 1,367,788.77, 2,051,684.76 and 356,909.99
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Solution
The fourth proportional to 1,367,788.77, 2,051,684.76 and 356,909.99 is: 535,365.40
Step by Step Solution
- Step 1: Write the proportion equation
1,367,788.77 : 2,051,684.76 = 356,909.99 : x - Step 2: Convert to fraction form
1,367,788.77/2,051,684.76 = 356,909.99/x - Step 3: Cross multiply
1,367,788.77x = 2,051,684.76 × 356,909.99 - Step 4: Simplify right side
1,367,788.77x = 732,266,776,916.33 - Step 5: Solve for x
x = 732,266,776,916.33/1,367,788.77 - Step 6: Final answer
x = 535,365.40
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1.5x scale
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.