Finding the Fourth Proportional to 3,000,980.16, 4,502,312.88 and 1,205,124.62
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Solution
The fourth proportional to 3,000,980.16, 4,502,312.88 and 1,205,124.62 is: 1,808,025.31
Step by Step Solution
- Step 1: Write the proportion equation
3,000,980.16 : 4,502,312.88 = 1,205,124.62 : x - Step 2: Convert to fraction form
3,000,980.16/4,502,312.88 = 1,205,124.62/x - Step 3: Cross multiply
3,000,980.16x = 4,502,312.88 × 1,205,124.62 - Step 4: Simplify right side
3,000,980.16x = 5,425,848,098,631.11 - Step 5: Solve for x
x = 5,425,848,098,631.11/3,000,980.16 - Step 6: Final answer
x = 1,808,025.31
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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.