Finding the Fourth Proportional to 4,143,879.74, 6,216,781.20 and 1,303,918.08
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Solution
The fourth proportional to 4,143,879.74, 6,216,781.20 and 1,303,918.08 is: 1,956,179.70
Step by Step Solution
- Step 1: Write the proportion equation
4,143,879.74 : 6,216,781.20 = 1,303,918.08 : x - Step 2: Convert to fraction form
4,143,879.74/6,216,781.20 = 1,303,918.08/x - Step 3: Cross multiply
4,143,879.74x = 6,216,781.20 × 1,303,918.08 - Step 4: Simplify right side
4,143,879.74x = 8,106,173,406,084.10 - Step 5: Solve for x
x = 8,106,173,406,084.10/4,143,879.74 - Step 6: Final answer
x = 1,956,179.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.