Finding the Fourth Proportional to 5,037,781.98, 6,952,141.02 and 2,862,327.99
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Solution
The fourth proportional to 5,037,781.98, 6,952,141.02 and 2,862,327.99 is: 3,950,013.70
Step by Step Solution
- Step 1: Write the proportion equation
5,037,781.98 : 6,952,141.02 = 2,862,327.99 : x - Step 2: Convert to fraction form
5,037,781.98/6,952,141.02 = 2,862,327.99/x - Step 3: Cross multiply
5,037,781.98x = 6,952,141.02 × 2,862,327.99 - Step 4: Simplify right side
5,037,781.98x = 19,899,307,831,973.15 - Step 5: Solve for x
x = 19,899,307,831,973.15/5,037,781.98 - Step 6: Final answer
x = 3,950,013.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.