Finding the Fourth Proportional to 3,403,157.45, 4,696,455.72 and 1,875,362.99
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Solution
The fourth proportional to 3,403,157.45, 4,696,455.72 and 1,875,362.99 is: 2,588,055.17
Step by Step Solution
- Step 1: Write the proportion equation
3,403,157.45 : 4,696,455.72 = 1,875,362.99 : x - Step 2: Convert to fraction form
3,403,157.45/4,696,455.72 = 1,875,362.99/x - Step 3: Cross multiply
3,403,157.45x = 4,696,455.72 × 1,875,362.99 - Step 4: Simplify right side
3,403,157.45x = 8,807,559,217,979.52 - Step 5: Solve for x
x = 8,807,559,217,979.52/3,403,157.45 - Step 6: Final answer
x = 2,588,055.17
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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.