Finding the Fourth Proportional to 4,480,000.84, 6,720,025.56 and 1,114,207.84
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Solution
The fourth proportional to 4,480,000.84, 6,720,025.56 and 1,114,207.84 is: 1,671,317.80
Step by Step Solution
- Step 1: Write the proportion equation
4,480,000.84 : 6,720,025.56 = 1,114,207.84 : x - Step 2: Convert to fraction form
4,480,000.84/6,720,025.56 = 1,114,207.84/x - Step 3: Cross multiply
4,480,000.84x = 6,720,025.56 × 1,114,207.84 - Step 4: Simplify right side
4,480,000.84x = 7,487,505,163,952.39 - Step 5: Solve for x
x = 7,487,505,163,952.39/4,480,000.84 - Step 6: Final answer
x = 1,671,317.80
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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.