Finding the Fourth Proportional to 4,490,645.04, 6,736,421.16 and 1,457,884.08
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Solution
The fourth proportional to 4,490,645.04, 6,736,421.16 and 1,457,884.08 is: 2,186,973.38
Step by Step Solution
- Step 1: Write the proportion equation
4,490,645.04 : 6,736,421.16 = 1,457,884.08 : x - Step 2: Convert to fraction form
4,490,645.04/6,736,421.16 = 1,457,884.08/x - Step 3: Cross multiply
4,490,645.04x = 6,736,421.16 × 1,457,884.08 - Step 4: Simplify right side
4,490,645.04x = 9,820,921,165,339.13 - Step 5: Solve for x
x = 9,820,921,165,339.13/4,490,645.04 - Step 6: Final answer
x = 2,186,973.38
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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.