Finding the Fourth Proportional to 1,106,204.15, 1,658,750.50 and 644,730.68
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Solution
The fourth proportional to 1,106,204.15, 1,658,750.50 and 644,730.68 is: 966,772.13
Step by Step Solution
- Step 1: Write the proportion equation
1,106,204.15 : 1,658,750.50 = 644,730.68 : x - Step 2: Convert to fraction form
1,106,204.15/1,658,750.50 = 644,730.68/x - Step 3: Cross multiply
1,106,204.15x = 1,658,750.50 × 644,730.68 - Step 4: Simplify right side
1,106,204.15x = 1,069,447,337,815.34 - Step 5: Solve for x
x = 1,069,447,337,815.34/1,106,204.15 - Step 6: Final answer
x = 966,772.13
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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.