Finding the Fourth Proportional to 2,987,303.29, 4,121,769.95 and 1,698,042.18
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Solution
The fourth proportional to 2,987,303.29, 4,121,769.95 and 1,698,042.18 is: 2,342,895.44
Step by Step Solution
- Step 1: Write the proportion equation
2,987,303.29 : 4,121,769.95 = 1,698,042.18 : x - Step 2: Convert to fraction form
2,987,303.29/4,121,769.95 = 1,698,042.18/x - Step 3: Cross multiply
2,987,303.29x = 4,121,769.95 × 1,698,042.18 - Step 4: Simplify right side
2,987,303.29x = 6,998,939,244,690.58 - Step 5: Solve for x
x = 6,998,939,244,690.58/2,987,303.29 - Step 6: Final answer
x = 2,342,895.44
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.