Finding the Fourth Proportional to 1,605,630.68, 2,403,426.80 and 1,036,250.68
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Solution
The fourth proportional to 1,605,630.68, 2,403,426.80 and 1,036,250.68 is: 1,551,136.69
Step by Step Solution
- Step 1: Write the proportion equation
1,605,630.68 : 2,403,426.80 = 1,036,250.68 : x - Step 2: Convert to fraction form
1,605,630.68/2,403,426.80 = 1,036,250.68/x - Step 3: Cross multiply
1,605,630.68x = 2,403,426.80 × 1,036,250.68 - Step 4: Simplify right side
1,605,630.68x = 2,490,552,655,830.22 - Step 5: Solve for x
x = 2,490,552,655,830.22/1,605,630.68 - Step 6: Final answer
x = 1,551,136.69
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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.