Finding the Fourth Proportional to 1,656,552.90, 2,484,829.35 and 1,646,055.30
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Solution
The fourth proportional to 1,656,552.90, 2,484,829.35 and 1,646,055.30 is: 2,469,082.95
Step by Step Solution
- Step 1: Write the proportion equation
1,656,552.90 : 2,484,829.35 = 1,646,055.30 : x - Step 2: Convert to fraction form
1,656,552.90/2,484,829.35 = 1,646,055.30/x - Step 3: Cross multiply
1,656,552.90x = 2,484,829.35 × 1,646,055.30 - Step 4: Simplify right side
1,656,552.90x = 4,090,166,521,163.06 - Step 5: Solve for x
x = 4,090,166,521,163.06/1,656,552.90 - Step 6: Final answer
x = 2,469,082.95
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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.